{"title":"CastAir","description":"","products":[{"product_id":"castair-10-hp-duplex-two-stage-air-compressor-35-cfm-175-psi-120-240-gal-asme-tank","title":"Castair 10 HP Duplex Two-Stage Air Compressor – 35 CFM @ 175 PSI, 120\/240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 10 HP Duplex Two-Stage Air Compressor — 35 CFM @ 175 PSI, 120 \/ 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Duplex 10 HP is a two-stage industrial air compressor that runs two independent 5 HP pump-and-motor sets on a single ASME-certified horizontal tank. The duplex design is the whole point: run one pump for light demand, run both together for double the output, or let them alternate automatically to share wear — and if one pump ever needs service, the other keeps your shop running. With dual full cast iron, oil-lubricated pumps delivering up to 44 CFM at 0 PSI and 35 CFM at 175 PSI, it's built for medium shops, HVAC service operations, and any application that needs steady air plus the security of a built-in backup. Hand-built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Each pump uses a V-twin cylinder design for 360-degree cooling, tapered roller bearings at both ends of the crankshaft, and stainless disc-and-spring valves rated for up to 10× the lifespan of competitor reed valves. Slow pump RPM and a larger bore\/stroke mean cooler, quieter operation and longer pump life. A centrifugal unloader gives load-less startups, the four-ring pistons minimize oil carry-over, and an oil sight glass makes maintenance checks effortless. Every unit ships with the magnetic starter mounted and wired.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Medium to large shops, HVAC installation and service trucks, automotive repair, and manufacturing operations that need reliable high-duty air output with redundancy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 120-gallon or 240-gallon ASME horizontal tank, and standard (767 RPM) or slow-speed (420 RPM) pump build. All configurations deliver 44 CFM @ 0 PSI \/ 35 CFM @ 175 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,080–1,650 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuplex design — two independent 5 HP pump\/motor sets\u003c\/strong\u003e run one, both, or auto-alternating for redundancy\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUp to 44 CFM @ 0 PSI \/ 35 CFM @ 175 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTwo-stage, dual full cast iron oil-lubricated pumps\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-twin cylinder design\u003c\/strong\u003e for 360° cooling and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft for reduced friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless disc \u0026amp; spring valves\u003c\/strong\u003e — up to 10× the lifespan of reed valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and minimal oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for load-less startups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-certified, powder-coated horizontal tank\u003c\/strong\u003e for safety and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRigid metal belt guards, copper discharge \u0026amp; unloader tubes, oil sight glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter mounted \u0026amp; wired\u003c\/strong\u003e standard\u003c\/li\u003e\n\u003cli\u003eSingle-phase or three-phase  |  120 or 240 gal tank  |  Built to order in Minnesota\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"7\"\u003eCastair Duplex 10 HP (2×5 HP) — 44 CFM @ 0 PSI \/ 35 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWeight (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5112HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5124HC-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,460\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5112HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5124HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,650\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5312HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5324HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,430\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5312HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD5324HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,620\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage electric duplex air compressor (horizontal tank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 HP (2 × 5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 CFM @ 0 PSI  |  35 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, dual full cast iron, oil-lubricated, V-twin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 or 240 gal, ASME-certified, powder-coated horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic starter mounted \u0026amp; wired; centrifugal unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual two-stage cast iron pumps and dual motors on one ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter — mounted and wired\u003c\/li\u003e\n\u003cli\u003eIntake filter \/ noise silencers\u003c\/li\u003e\n\u003cli\u003eMetal belt guards, copper discharge \u0026amp; unloader tubing, oil sight glass\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, alternator, electronic auto drain, dual control, intake silencers, belt tensioner, aftercooler. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex 10 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ D5112HC1-S","offer_id":45134779547763,"sku":"D5112HC1-S-DUPLEX-10HP-CA","price":7025.76,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D5112HC2-S","offer_id":45134779613299,"sku":"D5112HC2-S-DUPLEX-10HP-CA","price":8287.84,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D5124HC1-S","offer_id":45134779580531,"sku":"D5124HC1-S-DUPLEX-10HP-CA","price":8585.68,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D5124HC2-S","offer_id":45134779646067,"sku":"D5124HC2-S-DUPLEX-10HP-CA","price":9847.76,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D5312HC1-S","offer_id":45134779809907,"sku":"D5312HC1-S-DUPLEX-10HP-CA","price":7132.52,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D5312HC2-S","offer_id":45134779875443,"sku":"D5312HC2-S-DUPLEX-10HP-CA","price":8389.16,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D5324HC1-S","offer_id":45134779842675,"sku":"D5324HC1-S-DUPLEX-10HP-CA","price":8691.76,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D5324HC2-S","offer_id":45134779908211,"sku":"D5324HC2-S-DUPLEX-10HP-CA","price":9948.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/duplex-picture-1024x768.webp?v=1782401675"},{"product_id":"castair-15-hp-duplex-two-stage-air-compressor-up-to-56-2-cfm-175-psi-120-240-gal-asme-tank","title":"Castair 15 HP Duplex Two-Stage Air Compressor – Up to 56.2 CFM @ 175 PSI, 120\/240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 15 HP Duplex Two-Stage Air Compressor — Up to 56.2 CFM @ 175 PSI, 120 \/ 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Duplex 15 HP runs two independent 7.5 HP pump-and-motor sets on a single ASME-certified horizontal tank, giving you serious air output plus a built-in backup. Run one pump for lighter demand, run both for full output, or let them alternate automatically to balance wear — and keep working even if one pump needs service. Depending on the pump build you choose, it delivers up to 70 CFM at 0 PSI and 56.2 CFM at 175 PSI from dual full cast iron, oil-lubricated pumps. Hand-built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Each pump uses a V-twin cylinder design for 360-degree cooling, tapered roller bearings at both ends of the crankshaft, and stainless disc-and-spring valves rated for up to 10× the lifespan of competitor reed valves. The slow-RPM build actually moves \u003cem\u003emore\u003c\/em\u003e air thanks to its larger bore\/stroke, while running cooler and quieter for longer pump life. A centrifugal unloader gives load-less startups, four-ring pistons minimize oil carry-over, and an oil sight glass makes maintenance checks effortless. Magnetic starter ships mounted and wired.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Busy automotive and fabrication shops, HVAC service fleets, and manufacturing lines running multiple high-demand pneumatic tools that can't afford downtime.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 120-gallon or 240-gallon ASME tank, and your pump build: standard 895 RPM (64.8 CFM @ 0 \/ 49.6 CFM @ 175) or slow-speed 585 RPM (70 CFM @ 0 \/ 56.2 CFM @ 175).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,210–2,140 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuplex design — two independent 7.5 HP pump\/motor sets\u003c\/strong\u003e run one, both, or auto-alternating for redundancy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 70 CFM @ 0 PSI \/ 56.2 CFM @ 175 PSI\u003c\/strong\u003e (slow-speed build)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTwo-stage, dual full cast iron oil-lubricated pumps\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-twin cylinder design\u003c\/strong\u003e for 360° cooling and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft for reduced friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless disc \u0026amp; spring valves\u003c\/strong\u003e — up to 10× the lifespan of reed valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and minimal oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for load-less startups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-certified, powder-coated horizontal tank\u003c\/strong\u003e for safety and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRigid metal belt guards, copper discharge \u0026amp; unloader tubes, oil sight glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter mounted \u0026amp; wired\u003c\/strong\u003e standard\u003c\/li\u003e\n\u003cli\u003eSingle-phase or three-phase  |  120 or 240 gal tank  |  Built to order in Minnesota\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"7\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eCastair Duplex 15 HP (2×7.5 HP)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eRPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7112HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e49.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7124HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e49.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2,140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7112HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,430\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7124HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,780\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7312HC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e49.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7324HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e49.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,560\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7312HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD7324HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage electric duplex air compressor (horizontal tank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 HP (2 × 7.5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUp to 70 CFM @ 0 PSI  |  up to 56.2 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, dual full cast iron, oil-lubricated, V-twin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 or 240 gal, ASME-certified, powder-coated horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic starter mounted \u0026amp; wired; centrifugal unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual two-stage cast iron pumps and dual motors on one ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter — mounted and wired\u003c\/li\u003e\n\u003cli\u003eIntake filter \/ noise silencers\u003c\/li\u003e\n\u003cli\u003eMetal belt guards, copper discharge \u0026amp; unloader tubing, oil sight glass\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, alternator, electronic auto drain, dual control, intake silencers, belt tensioner, aftercooler. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex 15 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ D7112HC1-S","offer_id":45134853505139,"sku":"D7112HC1-S-DUPLEX-5HP-CA","price":7681.96,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D7112HC2-S","offer_id":45134853570675,"sku":"D7112HC2-S-DUPLEX-5HP-CA","price":8905.28,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D7124HC1-S","offer_id":45134853537907,"sku":"D7124HC1-S-DUPLEX-5HP-CA","price":9241.88,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D7124HC2-S","offer_id":45134853603443,"sku":"D7124HC2-S-DUPLEX-5HP-CA","price":10466.56,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D7312HC1-S","offer_id":45134853636211,"sku":"D7312HC1-S-DUPLEX-5HP-CA","price":7562.28,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D7312HC2-S","offer_id":45134853701747,"sku":"D7312HC2-S-DUPLEX-5HP-CA","price":8785.6,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D7324HC1-S","offer_id":45134853668979,"sku":"D7324HC1-S-DUPLEX-5HP-CA","price":9122.2,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D7324HC2-S","offer_id":45134853734515,"sku":"D7324HC2-S-DUPLEX-5HP-CA","price":10337.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/duplex-picture-1024x768.webp?v=1782401675"},{"product_id":"castair-20-hp-duplex-two-stage-air-compressor-70-cfm-175-psi-120-240-gal-asme-tank","title":"Castair 20 HP Duplex Two-Stage Air Compressor – 70 CFM @ 175 PSI, 120\/240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 20 HP Duplex Two-Stage Air Compressor — 70 CFM @ 175 PSI, 120 \/ 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Duplex 20 HP runs two independent 10 HP pump-and-motor sets on a single ASME-certified horizontal tank — high-volume air for demanding shops, with the security of a built-in backup. Run one pump for lighter loads, run both together for the full 70 CFM at 175 PSI, or let them alternate automatically to share wear, and keep producing air even if one pump is down for service. Dual full cast iron, oil-lubricated pumps deliver up to 90 CFM at 0 PSI. Hand-built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Each pump uses a V-twin cylinder design for 360-degree cooling, tapered roller bearings at both ends of the crankshaft, and stainless disc-and-spring valves rated for up to 10× the lifespan of competitor reed valves. Slow pump RPM and a larger bore\/stroke deliver cooler, quieter operation and longer pump life under heavy duty cycles. A centrifugal unloader gives load-less startups, four-ring pistons minimize oil carry-over, and an oil sight glass makes maintenance checks effortless. Magnetic starter ships mounted and wired.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Large automotive and truck shops, manufacturing and fabrication facilities, HVAC service operations, and any high-demand plant that needs continuous air with redundancy built in.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 120-gallon or 240-gallon ASME tank, and your pump build: standard 758 RPM or slow-speed 570 RPM (larger footprint, heavier, runs cooler). All configurations deliver 90 CFM @ 0 PSI \/ 70 CFM @ 175 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,410–2,190 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuplex design — two independent 10 HP pump\/motor sets\u003c\/strong\u003e run one, both, or auto-alternating for redundancy\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUp to 90 CFM @ 0 PSI \/ 70 CFM @ 175 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTwo-stage, dual full cast iron oil-lubricated pumps\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-twin cylinder design\u003c\/strong\u003e for 360° cooling and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft for reduced friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless disc \u0026amp; spring valves\u003c\/strong\u003e — up to 10× the lifespan of reed valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and minimal oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for load-less startups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-certified, powder-coated horizontal tank\u003c\/strong\u003e for safety and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRigid metal belt guards, copper discharge \u0026amp; unloader tubes, oil sight glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter mounted \u0026amp; wired\u003c\/strong\u003e standard\u003c\/li\u003e\n\u003cli\u003eSingle-phase or three-phase  |  120 or 240 gal tank  |  Built to order in Minnesota\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Duplex 20 HP (2×10 HP) — 90 CFM @ 0 PSI \/ 70 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWeight (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10112HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,470\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10124HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10112HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10124HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2,150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10312HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,410\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10324HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,760\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10312HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 28 × 57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,740\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10324HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 30 × 64\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2,190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage electric duplex air compressor (horizontal tank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 HP (2 × 10 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e90 CFM @ 0 PSI  |  70 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, dual full cast iron, oil-lubricated, V-twin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 or 240 gal, ASME-certified, powder-coated horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic starter mounted \u0026amp; wired; centrifugal unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual two-stage cast iron pumps and dual motors on one ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter — mounted and wired\u003c\/li\u003e\n\u003cli\u003eIntake filter \/ noise silencers\u003c\/li\u003e\n\u003cli\u003eMetal belt guards, copper discharge \u0026amp; unloader tubing, oil sight glass\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, alternator, electronic auto drain, dual control, intake silencers, belt tensioner, aftercooler. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex 20 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ D10112HC2-S","offer_id":45134868971635,"sku":"D10112HC2-S-DUPLEX-5HP-CA","price":10137.44,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D10124HC2-S","offer_id":45134869004403,"sku":"D10124HC2-S-DUPLEX-5HP-CA","price":11683.76,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D10112HC3-S","offer_id":45134869037171,"sku":"D10112HC3-S-DUPLEX-5HP-CA","price":13316.44,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ D10124HC3-S","offer_id":45134869069939,"sku":"D10124HC3-S-DUPLEX-5HP-CA","price":14876.36,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D10312HC2-S","offer_id":45134869102707,"sku":"D10312HC2-S-DUPLEX-5HP-CA","price":9346.6,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D10324HC2-S","offer_id":45134869135475,"sku":"D10324HC2-S-DUPLEX-5HP-CA","price":10905.84,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D10312HC3-S","offer_id":45134869168243,"sku":"D10312HC3-S-DUPLEX-5HP-CA","price":12543.96,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D10324HC3-S","offer_id":45134869201011,"sku":"D10324HC3-S-DUPLEX-5HP-CA","price":14126.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/duplex-picture-1024x768.webp?v=1782401675"},{"product_id":"castair-30-hp-duplex-two-stage-air-compressor-100-cfm-175-psi-120-240-gal-asme-tank","title":"Castair 30 HP Duplex Two-Stage Air Compressor – 100 CFM @ 175 PSI, 120\/240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 30 HP Duplex Two-Stage Air Compressor — 100.4 CFM @ 175 PSI, 120 \/ 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Duplex 30 HP is the top of the duplex line — two independent 15 HP pump-and-motor sets on a single ASME-certified horizontal tank, built for the highest air demand with redundancy you can count on. Run one pump for partial load, run both for the full 100.4 CFM at 175 PSI, or let them alternate automatically to share wear, and keep your operation running even if one pump needs service. Dual full cast iron, oil-lubricated pumps deliver up to 123.4 CFM at 0 PSI. Three-phase power only. Hand-built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Each pump uses a V-twin cylinder design for 360-degree cooling, tapered roller bearings at both ends of the crankshaft, and stainless disc-and-spring valves rated for up to 10× the lifespan of competitor reed valves. The slow-RPM, large bore\/stroke design keeps this high-output unit running cooler and quieter for extended pump life under continuous duty. A centrifugal unloader gives load-less startups, four-ring pistons minimize oil carry-over, and an oil sight glass makes maintenance checks effortless. Magnetic starter ships mounted and wired.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Large manufacturing plants, industrial fabrication, high-volume service facilities, and any operation running heavy banks of pneumatic tools that demand maximum continuous air with backup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Three-phase power, your choice of 120-gallon or 240-gallon ASME tank. Both configurations run at 795 RPM and deliver 123.4 CFM @ 0 PSI \/ 100.4 CFM @ 175 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 208–230V three-phase circuit installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 2,005–2,355 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuplex design — two independent 15 HP pump\/motor sets\u003c\/strong\u003e run one, both, or auto-alternating for redundancy\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUp to 123.4 CFM @ 0 PSI \/ 100.4 CFM @ 175 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTwo-stage, dual full cast iron oil-lubricated pumps\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-twin cylinder design\u003c\/strong\u003e for 360° cooling and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft for reduced friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless disc \u0026amp; spring valves\u003c\/strong\u003e — up to 10× the lifespan of reed valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and minimal oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for load-less startups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-certified, powder-coated horizontal tank\u003c\/strong\u003e for safety and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRigid metal belt guards, copper discharge \u0026amp; unloader tubes, oil sight glass\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter mounted \u0026amp; wired\u003c\/strong\u003e standard\u003c\/li\u003e\n\u003cli\u003eThree-phase  |  120 or 240 gal tank  |  Built to order in Minnesota\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Duplex 30 HP (2×15 HP) — 123.4 CFM @ 0 PSI \/ 100.4 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWeight (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD15312HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e795\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 28 × 62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2,005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD15324HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e795\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e94 × 30 × 68\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2,355\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage electric duplex air compressor (horizontal tank)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 HP (2 × 15 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e123.4 CFM @ 0 PSI  |  100.4 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, dual full cast iron, oil-lubricated, V-twin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, three-phase only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 or 240 gal, ASME-certified, powder-coated horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic starter mounted \u0026amp; wired; centrifugal unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual two-stage cast iron pumps and dual motors on one ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter — mounted and wired\u003c\/li\u003e\n\u003cli\u003eIntake filter \/ noise silencers\u003c\/li\u003e\n\u003cli\u003eMetal belt guards, copper discharge \u0026amp; unloader tubing, oil sight glass\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, alternator, electronic auto drain, dual control, intake silencers, belt tensioner, aftercooler. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duplex 30 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Three-phase \/ D15312HC3-S","offer_id":45134873297011,"sku":"D15312HC3-S-DUPLEX-5HP-CA","price":15219.76,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ D15324HC3-S","offer_id":45134873329779,"sku":"D15324HC3-S-DUPLEX-5HP-CA","price":16832.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/duplex-picture-1024x768.webp?v=1782401675"},{"product_id":"castair-5-hp-rotary-screw-air-compressor-20-cfm-100-psi-80-gal-asme-tank-100-duty-cycle","title":"Castair 5 HP Rotary Screw Air Compressor – 20 CFM @ 100 PSI, 80 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 5 HP Rotary Screw Air Compressor — 20 CFM @ 100 PSI, 80 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 5 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 20 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Small shops, dedicated tool circuits, and light continuous-duty applications stepping up from a piston compressor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 80-gallon ASME tank, vertical or horizontal tank orientation. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V (or 460V) circuit, single-phase or three-phase per your selected model, installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 470–480 lb depending on configuration; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 5 HP — 20 CFM @ 100 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR518VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e480\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR518HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e480\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR538VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e470\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR538HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e470\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ R518VP75","offer_id":45134917304435,"sku":"R518VP75-CASTAIR-RS-5HP","price":8436.08,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ R518HP75","offer_id":45134925037683,"sku":"R518HP75-CASTAIR-RS-5HP","price":8825.04,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R538VP75","offer_id":45134925168755,"sku":"R538VP75-CASTAIR-RS-5HP","price":8436.08,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R538HP75","offer_id":45134925201523,"sku":"R538HP75-CASTAIR-RS-5HP","price":8825.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024.webp?v=1782406155"},{"product_id":"castair-7-5-hp-rotary-screw-air-compressor-31-cfm-100-psi-80-gal-asme-tank-100-duty-cycle","title":"Castair 7.5 HP Rotary Screw Air Compressor – 31 CFM @ 100 PSI, 80 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 7.5 HP Rotary Screw Air Compressor — 31 CFM @ 100 PSI, 80 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 7.5 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 31 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Busy single-bay shops and small production cells running tools that need steady, continuous air.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 80-gallon ASME tank, vertical or horizontal tank orientation. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V (or 460V) circuit, single-phase or three-phase per your selected model, installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 546–555 lb depending on configuration; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e31 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 7.5 HP — 31 CFM @ 100 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR718VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR718HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR738VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e546\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR738HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e546\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 7.5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ R718VP75","offer_id":45134929920115,"sku":"R718VP75-CASTAIR-RS-7-5HP","price":8895.08,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ R718HP75","offer_id":45134933196915,"sku":"R718HP75-CASTAIR-RS-7-5HP","price":9284.04,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R738VP75","offer_id":45134933327987,"sku":"R738VP75-CASTAIR-RS-7-5HP","price":8541.48,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R738HP75","offer_id":45134933360755,"sku":"R738HP75-CASTAIR-RS-7-5HP","price":8930.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024.webp?v=1782406155"},{"product_id":"castair-10-hp-rotary-screw-air-compressor-40-cfm-100-psi-80-120-gal-asme-tank-100-duty-cycle","title":"Castair 10 HP Rotary Screw Air Compressor – 40 CFM @ 100 PSI, 80\/120 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 10 HP Rotary Screw Air Compressor — 40 CFM @ 100 PSI, 80\/120 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 10 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 40 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Automotive shops, fabrication, and light manufacturing that run air-hungry tools throughout the day.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, an 80-gallon or 120-gallon ASME tank, vertical or horizontal tank orientation. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V (or 460V) circuit, single-phase or three-phase per your selected model, installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 565–660 lb depending on configuration; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 10 HP — 40 CFM @ 100 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR1018VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e565\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR1018HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e565\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR10112VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e660\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR10112HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e660\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR1038VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 26 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR1038HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 32 × 44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR10312VP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e645\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR10312HP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e645\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e40 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 or 120 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 10 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-phase \/ R1018VP75","offer_id":45134942109811,"sku":"R1018VP75-CASTAIR-RS-10HP","price":9079.36,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ R1018HP75","offer_id":45134943780979,"sku":"R1018HP75-CASTAIR-RS-10HP","price":9467.64,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ R10112VP75","offer_id":45134943813747,"sku":"R10112VP75-CASTAIR-RS-10HP","price":10334.64,"currency_code":"USD","in_stock":true},{"title":"Single-phase \/ R10112HP75","offer_id":45134943846515,"sku":"R10112HP75-CASTAIR-RS-10HP","price":9761.4,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R1038VP75","offer_id":45134944108659,"sku":"R1038VP75-CASTAIR-RS-10HP","price":8655.04,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R1038HP75","offer_id":45134944141427,"sku":"R1038HP75-CASTAIR-RS-10HP","price":9044.0,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R10312VP75","offer_id":45134944174195,"sku":"R10312VP75-CASTAIR-RS-10HP","price":9911.0,"currency_code":"USD","in_stock":true},{"title":"Three-phase \/ R10312HP75","offer_id":45134944206963,"sku":"R10312HP75-CASTAIR-RS-10HP","price":9337.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024.webp?v=1782406155"},{"product_id":"castair-15-hp-rotary-screw-air-compressor-58-cfm-100-psi-120-gal-asme-tank-100-duty-cycle","title":"Castair 15 HP Rotary Screw Air Compressor — 58 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 15 HP Rotary Screw Air Compressor — 58 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 15 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 58 CFM at 100 PSI from a high-output G30 air-end, and comes self-contained on a USA-made ASME-certified 120-gallon tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Production shops and facilities running multiple stations or larger air tools on a continuous basis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose 230V or 460V three-phase power and vertical or horizontal tank orientation. All configurations deliver 58 CFM at 100 PSI from the high-output G30 air-end. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 230V or 460V three-phase circuit (per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 930 lb; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e58 CFM @ 100 PSI\u003c\/strong\u003e high-output rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified 120-gal tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 15 HP — 58 CFM @ 100 PSI (High Output, Three-Phase)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR15312VG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR15312VG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR15312HG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR15312HG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e58 CFM @ 100 PSI (high-output G30 air-end)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase \/ Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree-phase; 230V or 460V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 15 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"230V \/ R15312VG30-230","offer_id":45135024160883,"sku":"15312VG30-230-CASTAIR-RS-15HP","price":13131.48,"currency_code":"USD","in_stock":true},{"title":"230V \/ R15312HG30-230","offer_id":45135024193651,"sku":"R15312HG30-230-CASTAIR-RS-15HP","price":12508.6,"currency_code":"USD","in_stock":true},{"title":"460V \/ R15312VG30-460","offer_id":45135024357491,"sku":"R15312VG30-460-CASTAIR-RS-15HP","price":13307.6,"currency_code":"USD","in_stock":true},{"title":"460V \/ R15312HG30-460","offer_id":45135024390259,"sku":"R15312HG30-460-CASTAIR-RS-15HP","price":12684.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024_421de72a-d812-4e3f-910c-57e0b7295cbe.webp?v=1782410862"},{"product_id":"castair-20-hp-rotary-screw-air-compressor-80-cfm-100-psi-120-gal-asme-tank-100-duty-cycle","title":"Castair 20 HP Rotary Screw Air Compressor — 80 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 20 HP Rotary Screw Air Compressor — 80 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 20 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 80 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified 120-gallon tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e High-demand shops and manufacturing lines feeding multiple workstations or large pneumatic equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose 230V or 460V three-phase power and vertical or horizontal tank orientation. All configurations deliver 80 CFM at 100 PSI. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 230V or 460V three-phase circuit (per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 930 lb; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified 120-gal tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"6\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eCastair Rotary Screw 20 HP — 80 CFM @ 100 PSI (Three-Phase)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR20312VG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR20312VG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR20312HG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR20312HG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e930\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase \/ Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree-phase; 230V or 460V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 20 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"230V \/ R20312VG30-230","offer_id":45135035236467,"sku":"20312VG30-230-CASTAIR-RS-20HP","price":13770.68,"currency_code":"USD","in_stock":true},{"title":"230V \/ R20312HG30-230","offer_id":45135083307123,"sku":"R20312HG30-230-CASTAIR-RS-20HP","price":13147.8,"currency_code":"USD","in_stock":true},{"title":"460V \/ R20312VG30-460","offer_id":45135083372659,"sku":"R20312VG30-460-CASTAIR-RS-20HP","price":13946.8,"currency_code":"USD","in_stock":true},{"title":"460V \/ R20312HG30-460","offer_id":45135083405427,"sku":"R20312HG30-460-CASTAIR-RS-20HP","price":13323.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024_421de72a-d812-4e3f-910c-57e0b7295cbe.webp?v=1782410862"},{"product_id":"castair-25-hp-rotary-screw-air-compressor-105-cfm-100-psi-120-gal-asme-tank-100-duty-cycle","title":"Castair 25 HP Rotary Screw Air Compressor – 105 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 25 HP Rotary Screw Air Compressor — 105 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 25 HP Rotary Screw Air Compressor is a 100% duty-cycle screw unit built to run all day, every day — no cool-down periods, no lockout codes, just power in, air out. It delivers 105 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified 120-gallon tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Industrial plants, large fabrication facilities, and operations with heavy, sustained air demand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose 230V or 460V three-phase power and vertical or horizontal tank orientation. All configurations deliver 105 CFM at 100 PSI. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 230V or 460V three-phase circuit (per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 1,045 lb; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e105 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified 120-gal tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications \u0026amp; Model Guide\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 25 HP — 105 CFM @ 100 PSI (Three-Phase)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR25312VG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR25312VG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR25312HG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR25312HG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 33 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,045\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e105 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase \/ Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree-phase; 230V or 460V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 25 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"230V \/ R25312VG30-230","offer_id":45135093497971,"sku":"R25312VG30-230-CASTAIR-RS-25HP","price":14554.72,"currency_code":"USD","in_stock":true},{"title":"230V \/ R25312HG30-230","offer_id":45135093530739,"sku":"R25312HG30-230-CASTAIR-RS-25HP","price":13931.84,"currency_code":"USD","in_stock":true},{"title":"460V \/ R25312VG30-460","offer_id":45135093563507,"sku":"R25312VG30-460-CASTAIR-RS-25HP","price":14730.84,"currency_code":"USD","in_stock":true},{"title":"460V \/ R25312HG30-460","offer_id":45135093596275,"sku":"R25312HG30-460-CASTAIR-RS-25HP","price":14107.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024_421de72a-d812-4e3f-910c-57e0b7295cbe.webp?v=1782410862"},{"product_id":"castair-30-hp-rotary-screw-air-compressor-130-cfm-100-psi-120-gal-asme-tank-100-duty-cycle","title":"Castair 30 HP Rotary Screw Air Compressor – 130 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 30 HP Rotary Screw Air Compressor — 130 CFM @ 100 PSI, 120 Gal ASME Tank, 100% Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eThe Castair 30 HP Rotary Screw Air Compressor is the top of the line — a 100% duty-cycle screw unit built to run all day, every day with no cool-down periods, no lockout codes, just power in, air out. It delivers 130 CFM at 100 PSI, and comes self-contained on a USA-made ASME-certified 120-gallon tank with the magnetic starter and controls already mounted and wired. Castair engineered this line to be the most user-friendly rotary screw on the market to install, operate, and maintain — one solenoid runs the air-end, with no computer to fault out. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The whole design philosophy is serviceable, off-the-shelf parts: standard V-belts with an adjustable tightener, spin-on oil and separator filters, automotive-type paper air filter, and copper air\/oil lines you can source anywhere. A built-in air\/oil separator, air-cooled aftercooler\/oil cooler (removable for cleaning), easy-to-read pressure and temperature gauges, and an hour meter all come standard. High-pressure and dual high-temperature shutdowns protect the unit, and a 10-minute shutdown timer saves electricity when no air is being drawn. Heavy-duty industrial 1,725 RPM motors carry a full 15% service factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Large industrial and manufacturing operations needing maximum continuous output from a single screw unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose 230V or 460V three-phase power and vertical or horizontal tank orientation. All configurations deliver 130 CFM at 100 PSI. Selectable pressure: 135, 150, or 175 PSI (135 PSI standard).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order industrial rotary screw compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 230V or 460V three-phase circuit (per your selected model), installed by a licensed electrician with proper grounding. Magnetic starter comes mounted and wired — just connect power. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 1,065 lb; requires a level floor, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% duty cycle\u003c\/strong\u003e — runs continuously with no required cool-down\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e130 CFM @ 100 PSI\u003c\/strong\u003e rated output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-contained on a USA-made ASME-certified 120-gal tank\u003c\/strong\u003e — no separate water separator or tank plumbing needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic starter \u0026amp; controls mounted and wired\u003c\/strong\u003e — just connect power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne solenoid operates the air-end\u003c\/strong\u003e — no computers, no lockout codes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable pressure: 135 \/ 150 \/ 175 PSI\u003c\/strong\u003e (135 PSI standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in air\/oil separator\u003c\/strong\u003e with spin-on filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-cooled aftercooler \/ oil cooler standard\u003c\/strong\u003e — removable for easy cleaning\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePressure \u0026amp; temperature gauges, hour meter standard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-pressure + dual high-temperature shutdown\u003c\/strong\u003e protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-minute shutdown timer\u003c\/strong\u003e saves electricity when air isn't needed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty industrial 1,725 RPM motor\u003c\/strong\u003e with full 15% service factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-the-shelf serviceable parts\u003c\/strong\u003e — standard V-belts, spin-on filters, copper lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-filled synthetic lubricant\u003c\/strong\u003e (4,000 hours \/ 1 year)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-year warranty\u003c\/strong\u003e on air-end, electric motor \u0026amp; tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Rotary Screw 30 HP — 130 CFM @ 100 PSI (Three-Phase)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR30312VG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,065\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR30312VG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44 × 32 × 73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,065\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR30312HG30-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 39 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,065\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR30312HG30-460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460V\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69 × 39 × 55\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,065\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotary screw air compressor, 100% duty cycle, ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e130 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSelectable 135 \/ 150 \/ 175 PSI (135 standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial 1,725 RPM, 15% service factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase \/ Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree-phase; 230V or 460V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 gal, ASME-certified (USA-made), vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eLubricant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFactory-filled synthetic, 4,000 hr \/ 1 yr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 years on air-end, electric motor \u0026amp; tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRotary screw compressor self-contained on a USA-made ASME tank\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter \u0026amp; controls — mounted and wired\u003c\/li\u003e\n\u003cli\u003eBuilt-in air\/oil separator, air-cooled aftercooler\/oil cooler\u003c\/li\u003e\n\u003cli\u003ePressure \u0026amp; temperature gauges, hour meter\u003c\/li\u003e\n\u003cli\u003eFactory-filled synthetic lubricant (4,000 hr \/ 1 yr)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — electronic auto tank drain, vibration pads. Preventative-maintenance kits, ball valves \u0026amp; metal flex lines also available. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw 30 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"230V \/ R30312VG30-230","offer_id":45135101886579,"sku":"R30312VG30-230-CASTAIR-RS-30HP","price":15106.88,"currency_code":"USD","in_stock":true},{"title":"230V \/ R30312HG30-230","offer_id":45135101919347,"sku":"R30312VG30-230-CASTAIR-RS-30HP","price":14450.0,"currency_code":"USD","in_stock":true},{"title":"460V \/ R30312VG30-460","offer_id":45135101952115,"sku":"R30312VG30-230-CASTAIR-RS-30HP","price":15283.0,"currency_code":"USD","in_stock":true},{"title":"460V \/ R30312HG30-460","offer_id":45135101984883,"sku":"R30312VG30-230-CASTAIR-RS-30HP","price":14626.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/R738VP75-scaled-e1777324071759-492x1024_421de72a-d812-4e3f-910c-57e0b7295cbe.webp?v=1782410862"},{"product_id":"castair-rotary-screw-preventative-maintenance-kit-air-filters-oil-filters-separator-synthetic-oil","title":"Castair Rotary Screw Preventative Maintenance Kit – Air Filters, Oil Filters, Separator \u0026 Synthetic Oil","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Rotary Screw Preventative Maintenance Kit — Air Filters, Oil Filters, Separator \u0026amp; Synthetic Oil\u003c\/h2\u003e\n\u003cp\u003eKeep your Castair rotary screw compressor running at peak efficiency with a factory-matched preventative maintenance kit. Each kit bundles every consumable you need for a complete service interval — \u003cstrong\u003e2 air filters, 4 oil filters, 1 separator filter, and 5 gallons of synthetic CAST-LUBE oil\u003c\/strong\u003e — matched to your compressor's air-end. Buying the kit saves you 10% versus purchasing the parts individually, and guarantees you're putting the correct genuine Castair components back into your machine. Routine filter and oil changes are the single biggest factor in air-end life: stay on schedule and your compressor rewards you with years of reliable, efficient service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's in Every Kit:\u003c\/strong\u003e 2× genuine Castair air filters, 4× spin-on oil filters, 1× spin-on air\/oil separator filter, and 5 gallons of factory-spec synthetic CAST-LUBE compressor oil. Everything is matched to a single air-end so there's no guesswork or cross-referencing part numbers separately.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #1a5; padding: 10px; background: #f5fff8;\"\u003e\u003cstrong\u003e✅ HOW TO FIND YOUR KIT:\u003c\/strong\u003e Match the kit to your compressor's \u003cstrong\u003eair-end\u003c\/strong\u003e, not just its horsepower. If you bought one of our Castair rotary screw compressors, use this quick guide:\u003cbr\u003e• \u003cstrong\u003e5, 7.5 \u0026amp; 10 HP compressors → P75 air-end → order kit MKP75\u003c\/strong\u003e\u003cbr\u003e• \u003cstrong\u003e15, 20, 25 \u0026amp; 30 HP compressors → G30 air-end → order kit MKG30R\u003c\/strong\u003e\u003cbr\u003eThe remaining kits below cover other Castair air-ends (D-series and G11) used on different rotary models. The air-end designation is printed on your unit's data plate — if you're unsure, contact us with your compressor model number and we'll confirm the correct kit.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete service interval in one box\u003c\/strong\u003e — air, oil, separator filters + 5 gal synthetic oil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSave 10%\u003c\/strong\u003e versus buying the components individually\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Castair components\u003c\/strong\u003e matched to your specific air-end\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynthetic CAST-LUBE oil\u003c\/strong\u003e formulated for Castair rotary screw air-ends\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects air-end life\u003c\/strong\u003e — clean filtration and fresh oil are the #1 driver of compressor longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo cross-referencing\u003c\/strong\u003e — every part in the kit is pre-matched to one air-end\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKit Selection \u0026amp; Model Guide\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"4\"\u003eCastair Preventative Maintenance Kits — 2 Air + 4 Oil + 1 Separator + 5 Gal Synthetic Oil\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eKit Part #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eFits Air-End\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP Range\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCastair Rotary Screw Compressor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5–15 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5, 7.5 \u0026amp; 10 HP units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKG30R\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15–30 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15, 20, 25 \u0026amp; 30 HP units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKD3-4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD3, D31, D4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5–10 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKG11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5–15 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKD6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15–20 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKD62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15–25 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKD10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25–40 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMKD16\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD16\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50–60 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOther Castair rotary models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eKit Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eKit Contents\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 air filters, 4 oil filters, 1 separator filter, 5 gal synthetic CAST-LUBE oil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSavings\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10% vs. individual parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMatched by air-end (P75, G30, D-series, G11)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 × genuine Castair air filters\u003c\/li\u003e\n\u003cli\u003e4 × spin-on oil filters\u003c\/li\u003e\n\u003cli\u003e1 × spin-on air\/oil separator filter\u003c\/li\u003e\n\u003cli\u003e5 gallons synthetic CAST-LUBE compressor oil\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Maintenance \u0026amp; Service Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCAST-LUBE Synthetic Oil SDS Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"MKP75 – P75 Air-End (5–15 HP","offer_id":45135129935987,"sku":"MKP75","price":611.1,"currency_code":"USD","in_stock":true},{"title":"MKG30R – G30 Air-End (15–30 HP)","offer_id":45135129968755,"sku":"MKG30R","price":618.1,"currency_code":"USD","in_stock":true},{"title":"MKD3-4 – D3\/D31\/D4 (5–10 HP)","offer_id":45135130001523,"sku":"MKD3-4","price":548.8,"currency_code":"USD","in_stock":true},{"title":"MKG11 – G11 (5–15 HP)","offer_id":45135130034291,"sku":"MKG11","price":571.2,"currency_code":"USD","in_stock":true},{"title":"MKD6 – D6 (15–20 HP)","offer_id":45135130067059,"sku":"MKD6","price":540.4,"currency_code":"USD","in_stock":true},{"title":"MKD62 – D62 (15–25 HP)","offer_id":45135130099827,"sku":"MKD62","price":640.5,"currency_code":"USD","in_stock":true},{"title":"MKD10 – D10 (25–40 HP)","offer_id":45135130132595,"sku":"MKD10","price":683.2,"currency_code":"USD","in_stock":true},{"title":"MKD16 – D16 (50–60 HP)","offer_id":45135130165363,"sku":"MKD16","price":639.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Castair.png?v=1782401518"},{"product_id":"castair-rotary-screw-replacement-filters-air-oil-separator-elements","title":"Castair Rotary Screw Replacement Filters – Air, Oil \u0026 Separator Elements","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Rotary Screw Replacement Filters — Air, Oil \u0026amp; Separator Elements\u003c\/h2\u003e\n\u003cp\u003eGenuine Castair replacement filters for rotary screw compressors, sold individually so you can grab exactly what you need between full service intervals. Choose from air filters, spin-on oil filters, and spin-on air\/oil separator elements — each matched to a specific Castair air-end. Staying on top of filter changes keeps your air clean, your oil cooler, and your air-end protected, which is the single most important thing you can do to extend the life of the compressor. Need everything at once? Our preventative maintenance kits bundle all of these plus 5 gallons of synthetic oil at a 10% saving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThree Filter Types:\u003c\/strong\u003e The \u003cstrong\u003eair filter\u003c\/strong\u003e (automotive-type paper element) keeps dust out of the air-end intake. The \u003cstrong\u003eoil filter\u003c\/strong\u003e (spin-on) keeps the lubricating oil clean. The \u003cstrong\u003eseparator filter\u003c\/strong\u003e (spin-on) removes oil from the compressed air before it leaves the tank. All three should be replaced on schedule — most easily as a complete maintenance kit.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #1a5; padding: 10px; background: #f5fff8;\"\u003e\u003cstrong\u003e✅ HOW TO FIND YOUR FILTER:\u003c\/strong\u003e Match the filter to your compressor's \u003cstrong\u003eair-end\u003c\/strong\u003e. If you bought one of our Castair rotary screw compressors:\u003cbr\u003e• \u003cstrong\u003e5, 7.5 \u0026amp; 10 HP → P75 air-end →\u003c\/strong\u003e Air: 20DP · Oil: ROFD62-P75 · Separator: RSFD3-4-6-G11-P75\u003cbr\u003e• \u003cstrong\u003e15, 20, 25 \u0026amp; 30 HP → G30 air-end →\u003c\/strong\u003e Air: 32DP · Oil: ROFD16-G30 · Separator: RSFD10-16-G30\u003cbr\u003eOther air-ends below cover different Castair rotary models. The air-end is printed on your unit's data plate — unsure? Send us your compressor model number and we'll confirm the right elements.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Castair filter elements\u003c\/strong\u003e — correct fit and filtration spec\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold individually\u003c\/strong\u003e for quick top-ups between full service intervals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir, oil \u0026amp; separator elements\u003c\/strong\u003e all in one place\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive-type paper air filters\u003c\/strong\u003e and easy spin-on oil \u0026amp; separator elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatched by air-end\u003c\/strong\u003e for guaranteed compatibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBundle \u0026amp; save\u003c\/strong\u003e — also available as a complete 10%-off maintenance kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFilter Selection \u0026amp; Cross-Reference\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"3\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eAir Filters (paper element)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eFits Air-End\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eDimensions (ID \/ OD \/ HGT)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20DP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eP75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e32DP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 3\/4″ \/ 9 1\/4″ \/ 5 3\/16″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRAFG11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 5\/8″ \/ 3 7\/8″ \/ 3 1\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRAFD3-4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD3, D31, D4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 7\/8″ \/ 4 5\/8″ \/ 2 7\/16″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRAFD6-62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD6, D62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 3\/4″ \/ 6 1\/8″ \/ 2 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRAFD10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6 3\/8″ \/ 9 1\/2″ \/ 5″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRAFD16\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD16\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6 3\/8″ \/ 9 1\/2″ \/ 7 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eOil Filters (spin-on)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eFits Air-End\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eROFD62-P75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD62, P75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eROFD16-G30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD16, G30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eROFD3-4-G11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD3, D31, D4, G11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eROFD6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eROFD10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eSeparator Filters (spin-on)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eFits Air-End\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRSFD3-4-6-G11-P75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD3, D31, D4, D6, P75, G11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRSFD10-16-G30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD10, D16, G30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRSFD62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD62\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eQuick Reference — Castair Rotary Screw Compressors\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003e5 \/ 7.5 \/ 10 HP (P75 air-end)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir: 20DP · Oil: ROFD62-P75 · Separator: RSFD3-4-6-G11-P75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003e15 \/ 20 \/ 25 \/ 30 HP (G30 air-end)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir: 32DP · Oil: ROFD16-G30 · Separator: RSFD10-16-G30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) genuine Castair filter element — air, oil, or separator, per the variant selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Need a full service? See our Castair Rotary Screw Preventative Maintenance Kit — all filters + 5 gal synthetic oil at 10% off.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Rotary Screw Maintenance \u0026amp; Service Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Air filter P75","offer_id":45135377006707,"sku":"20DP","price":21.7,"currency_code":"USD","in_stock":true},{"title":"Air filter D3 D31 \u0026 D4 paper","offer_id":45135377039475,"sku":"RAFD3-4","price":21.84,"currency_code":"USD","in_stock":true},{"title":"Air filter D6 \u0026 D62 paper","offer_id":45135377072243,"sku":"RAFD6-62","price":21.84,"currency_code":"USD","in_stock":true},{"title":"Air filter D10 paper","offer_id":45135377105011,"sku":"RAFD10","price":47.58,"currency_code":"USD","in_stock":true},{"title":"Air filter D16 paper","offer_id":45135377137779,"sku":"RAFD16","price":56.16,"currency_code":"USD","in_stock":true},{"title":"Air filter G11 paper","offer_id":45135377170547,"sku":"RAFG11","price":35.1,"currency_code":"USD","in_stock":true},{"title":"Air filter G30 paper","offer_id":45135377203315,"sku":"32DP","price":42.9,"currency_code":"USD","in_stock":true},{"title":"Oil filter D3 D31 D4 G11 spin on","offer_id":45135377236083,"sku":"ROFD3-4-G11","price":51.48,"currency_code":"USD","in_stock":true},{"title":"Oil filter D6 spin on","offer_id":45135377268851,"sku":"ROFD6","price":49.14,"currency_code":"USD","in_stock":true},{"title":"Oil filter D62\/P75 spin on","offer_id":45135377301619,"sku":"ROFD62-P75","price":69.42,"currency_code":"USD","in_stock":true},{"title":"Oil filter D10 spin on","offer_id":45135377334387,"sku":"ROFD10","price":70.2,"currency_code":"USD","in_stock":true},{"title":"Oil filter D16 G30 spin on","offer_id":45135377367155,"sku":"ROFD16-G30","price":51.48,"currency_code":"USD","in_stock":true},{"title":"Separator filter D3 D31 D4 \u0026 D6 P75 \u0026 G11 spin on","offer_id":45135377399923,"sku":"RSFD3-4-6-G11-P75","price":109.98,"currency_code":"USD","in_stock":true},{"title":"Separator filter D62 spin on","offer_id":45135377432691,"sku":"RSFD62","price":151.32,"currency_code":"USD","in_stock":true},{"title":"Separator filter D10 D16 G30 spin on","offer_id":45135377465459,"sku":"RSFD10-16-G30","price":152.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Castair.png?v=1782401518"},{"product_id":"castair-5-hp-industrial-two-stage-cast-iron-air-compressor-17-5-cfm-175-psi-80-gal-asme-tank","title":"Castair 5 HP Industrial Two-Stage Cast Iron Air Compressor – 17.5 CFM @ 175 PSI, 80 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 5 HP Industrial Two-Stage Cast Iron Air Compressor — 17.5 CFM @ 175 PSI, 80 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 5 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 22 CFM at 0 PSI and 17.5 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Small shops and dedicated tool circuits that need durable, quiet continuous shop air.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, a 80-gallon ASME tank, vertical or horizontal tank orientation, and your choice of pump build (a faster standard build or a slower-RPM build that runs quieter and, on some models, moves more air).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 590–700 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e17.5 CFM @ 175 PSI\u003c\/strong\u003e rated output (22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; height: 535.254px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003cth colspan=\"8\" style=\"background-color: rgb(0, 0, 0); color: rgb(255, 255, 255); text-align: left; padding: 10px; font-size: 15px; height: 25.4883px; width: 99.862%;\"\u003eCastair Industrial 5 HP — 22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 101.953px;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 14.9613%;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 10.9956%;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 10.0944%;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 17.4849%;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 11.5364%;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 10.8154%;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 15.8626%;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px; width: 8.11153%;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI518VC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e32×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI518HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e64×20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI518VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e40×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI518HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e64×20×46\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI538VC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e32×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e590\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI538HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e64×20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e590\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI538VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e40×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e690\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 14.9613%;\"\u003eI538HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.9956%;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.0944%;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 17.4849%;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 11.5364%;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 10.8154%;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 15.8626%;\"\u003e64×20×46\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px; width: 8.11153%;\"\u003e690\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal, powder-coated ASME-certified, vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I518VC1-S-Vertical-767 RPM Standard","offer_id":45135399059571,"sku":"I518VC1-S","price":3151.12,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I518HC1-S-Horizontal-767 RPM Standard","offer_id":45135397617779,"sku":"I518HC1-S","price":3512.88,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I518VC2-S-Vertical-420 RPM Slow","offer_id":45135397650547,"sku":"I518VC2-S","price":3779.44,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I518HC2-S-Horizontal-420 RPM Slow","offer_id":45135397683315,"sku":"I518HC2-S","price":4143.92,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I538VC1-S-Vertical-767 RPM Standard","offer_id":45135397945459,"sku":"I538VC1-S","price":3201.44,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I538HC1-S-Horizontal-767 RPM Standard","offer_id":45135397978227,"sku":"I538HC1-S","price":3566.6,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I538VC2-S-Vertical-420 RPM Slow","offer_id":45135398010995,"sku":"I538VC2-S","price":3827.04,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I538HC2-S-Horizontal-420 RPM Slow","offer_id":45135398043763,"sku":"I538HC2-S","price":4194.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-7-5-hp-industrial-two-stage-cast-iron-air-compressor-24-8-28-1-cfm-175-psi-80-120-gal-asme-tank","title":"Castair 7.5 HP Industrial Two-Stage Cast Iron Air Compressor – 24.8–28.1 CFM @ 175 PSI, 80\/120 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 7.5 HP Industrial Two-Stage Cast Iron Air Compressor — 24.8–28.1 CFM @ 175 PSI, 80\/120 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 7.5 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers up to 35 CFM at 0 PSI and up to 28.1 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Busy single-bay shops running air tools throughout the workday.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, an 80-gallon or 120-gallon ASME tank, vertical or horizontal tank orientation, and your choice of pump build (a faster standard build or a slower-RPM build that runs quieter and, on some models, moves more air).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 625–850 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24.8–28.1 CFM @ 175 PSI\u003c\/strong\u003e rated output (up to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; height: 662.696px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003cth colspan=\"8\" style=\"background-color: rgb(0, 0, 0); color: rgb(255, 255, 255); text-align: left; padding: 10px; font-size: 15px; height: 50.9766px;\"\u003eCastair Industrial 7.5 HP — up to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 101.953px;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 101.953px;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI718VC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e32×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e655\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI718HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e64×20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e655\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI718VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e40×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e760\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI718HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e64×20×46\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e760\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI7112VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e850\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI7112HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e850\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI738VC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e32×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e625\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI738HC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e64×20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e625\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI738VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e40×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e730\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI738HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e64×20×46\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e730\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI7312VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 50.9766px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eI7312HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 50.9766px;\"\u003e820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eup to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 or 120 gal, powder-coated ASME-certified, vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 7.5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I718VC1-S-895 RPM-C1 80gal 24.8 CFM-Vertical","offer_id":45136622157939,"sku":"I718VC1-S","price":3476.84,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I718HC1-S-895 RPM-C1 80gal 24.8 CFM-Horizontal","offer_id":45136694542451,"sku":"I718HC1-S","price":3841.32,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I718VC2-S-585 RPM-C2 80gal\/28.1 CFM-Vertical","offer_id":45136694575219,"sku":"I718VC2-S","price":4086.8,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I718HC2-S-585 RPM-C2 80gal\/28.1 CFM-Horizontal","offer_id":45136694607987,"sku":"I718HC2-S","price":4452.64,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I7112VC2-S-585 RPM-C2 120gal\/28.1 CFM-Vertical","offer_id":45136694640755,"sku":"I7112VC2-S","price":5233.28,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I7112HC2-S-585 RPM-C2 120gal\/28.1 CFM-Horizontal","offer_id":45136694673523,"sku":"I7112HC2-S","price":4718.52,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I738VC1-S-895 RPM-C1 80gal 24.8 CFM-Vertical","offer_id":45136694870131,"sku":"I738VC1-S","price":3417.0,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I738HC1-S-895 RPM-C1 80gal 24.8 CFM-Horizontal","offer_id":45136694902899,"sku":"I738HC1-S","price":3781.48,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I738VC2-S-585 RPM-C2 80gal\/28.1 CFM-Vertical","offer_id":45136694935667,"sku":"I738VC2-S","price":4026.96,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I738HC2-S-585 RPM-C2 80gal\/28.1 CFM-Horizontal","offer_id":45136694968435,"sku":"I738HC2-S","price":4393.48,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I7312VC2-S-585 RPM-C2 120gal\/28.1 CFM-Vertical","offer_id":45136695001203,"sku":"I7312VC2-S","price":5168.68,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I7312HC2-S-585 RPM-C2 120gal\/28.1 CFM-Horizontal","offer_id":45136695033971,"sku":"I7312HC2-S","price":4658.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-10-hp-industrial-two-stage-cast-iron-air-compressor-35-cfm-175-psi-80-120-gal-asme-tank","title":"Castair 10 HP Industrial Two-Stage Cast Iron Air Compressor – 35 CFM @ 175 PSI, 80\/120 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 10 HP Industrial Two-Stage Cast Iron Air Compressor — 35 CFM @ 175 PSI, 80\/120 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 10 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 45 CFM at 0 PSI and 35 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Automotive and fabrication shops with steady, multi-tool air demand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, an 80-gallon or 120-gallon ASME tank, vertical or horizontal tank orientation, and your choice of pump build (a faster standard build or a slower-RPM build that runs quieter and, on some models, moves more air).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 770–1,040 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35 CFM @ 175 PSI\u003c\/strong\u003e rated output (45 CFM @ 0 PSI | 35 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Industrial 10 HP — 45 CFM @ 0 PSI | 35 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI1018VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e32×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e780\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI1018HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64×20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e780\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10112VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e875\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10112HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e875\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10112VC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10112HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI1038VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e40×24×74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e770\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI1038HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64×20×46\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e770\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10312VC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e860\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10312HC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e860\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10312VC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44×30×75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI10312HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69×24×50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e45 CFM @ 0 PSI | 35 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 or 120 gal, powder-coated ASME-certified, vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 10 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I1018VC2-S-758 RPM-C2 80gal-Vertical","offer_id":45136739762291,"sku":"I1018VC2-S","price":4700.16,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I1018HC2-S-758 RPM-C2 80gal-Horizontal","offer_id":45136749854835,"sku":"I1018HC2-S","price":5068.72,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I10112VC2-S-758 RPM-C3 120gal-Vertical","offer_id":45136749887603,"sku":"I10112VC2-S","price":5841.88,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I10112HC2-S-758 RPM-C3 120gal-Horizontal","offer_id":45136749920371,"sku":"I10112HC2-S","price":5330.52,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I10112VC3-S-570 RPM-C3 120gal slow RPM-Vertical","offer_id":45136749953139,"sku":"10112VC3-S","price":7437.84,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I10112HC3-S-570 RPM-C3 120gal slow RPM-Horizontal","offer_id":45136749985907,"sku":"I10112HC3-S","price":6926.48,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I1038VC2-S-758 RPM-C2 80gal-Vertical","offer_id":45136750379123,"sku":"1038VC2-S","price":4305.76,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I1038HC2-S-758 RPM-C2 80gal-Horizontal","offer_id":45136750411891,"sku":"I1038HC2-S","price":4673.64,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I10312VC2-S-758 RPM-C3 120gal-Vertical","offer_id":45136750444659,"sku":"I10312VC2-S","price":5452.92,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I10312HC2-S-758 RPM-C3 120gal-Horizontal","offer_id":45136750477427,"sku":"I10312HC2-S","price":4935.44,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I10312VC3-S-570 RPM-C3 120gal slow RPM-Vertical","offer_id":45136750510195,"sku":"I10312VC3-S","price":7052.28,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I10312HC3-S-570 RPM-C3 120gal slow RPM-Horizontal","offer_id":45136750542963,"sku":"I10312HC3-S","price":6532.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-15-hp-industrial-two-stage-cast-iron-air-compressor-45-3-50-2-cfm-175-psi-120-gal-asme-tank","title":"Castair 15 HP Industrial Two-Stage Cast Iron Air Compressor – 45.3–50.2 CFM @ 175 PSI, 120 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 15 HP Industrial Two-Stage Cast Iron Air Compressor — 50.2 CFM @ 175 PSI, 120 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 15 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 61.7 CFM at 0 PSI and 50.2 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Production shops and facilities running multiple air stations on a continuous basis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose three-phase power and vertical or horizontal tank orientation. All units run at 795 RPM and deliver 61.7 CFM @ 0 PSI \/ 50.2 CFM @ 175 PSI on a 120-gallon ASME tank.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 208–230V (or 460V) three-phase circuit, installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 1,185 lb; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50.2 CFM @ 175 PSI\u003c\/strong\u003e rated output (61.7 CFM @ 0 PSI | 50.2 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Industrial 15 HP — 61.7 CFM @ 0 PSI | 50.2 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI15312VC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e795\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e44×30×82\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,185\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI15312HC3-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e795\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50.2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e69×24×62\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,185\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e61.7 CFM @ 0 PSI | 50.2 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, three-phase only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120 gal, powder-coated ASME-certified, vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 15 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"I15312VC3-S-795 RPM-Vertical","offer_id":45136784097395,"sku":"I15312VC3-S","price":8416.36,"currency_code":"USD","in_stock":true},{"title":"I15312HC3-S-795 RPM-Horizontal","offer_id":45136784130163,"sku":"I15312HC3-S","price":7868.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-20-hp-industrial-two-stage-cast-iron-air-compressor-72-cfm-175-psi-240-gal-asme-tank","title":"Castair 20 HP Industrial Two-Stage Cast Iron Air Compressor – 72 CFM @ 175 PSI, 240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 20 HP Industrial Two-Stage Cast Iron Air Compressor — 72 CFM @ 175 PSI, 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 20 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 92.8 CFM at 0 PSI and 72 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e High-demand shops and small manufacturing lines feeding several workstations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose three-phase power, a 240-gallon ASME tank, horizontal tank orientation.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 208–230V (or 460V) three-phase circuit, installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,700 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72 CFM @ 175 PSI\u003c\/strong\u003e rated output (92.8 CFM @ 0 PSI | 72 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Industrial 20 HP — 92.8 CFM @ 0 PSI | 72 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI20324HC4-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e519\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e72\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e90×39×70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e92.8 CFM @ 0 PSI | 72 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, three-phase only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 gal, powder-coated ASME-certified, horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 20 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"I20324HC4-S-Three phase-240 gal-Horizontal","offer_id":45136813195379,"sku":"I20324HC4Z-S","price":10694.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-25-hp-industrial-two-stage-cast-iron-air-compressor-90-cfm-175-psi-240-gal-asme-tank","title":"Castair 25 HP Industrial Two-Stage Cast Iron Air Compressor – 90 CFM @ 175 PSI, 240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 25 HP Industrial Two-Stage Cast Iron Air Compressor — 90 CFM @ 175 PSI, 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 25 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 109 CFM at 0 PSI and 90 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Industrial plants and large fabrication facilities with heavy, sustained air demand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose three-phase power, a 240-gallon ASME tank, horizontal tank orientation.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 208–230V (or 460V) three-phase circuit, installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,725 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90 CFM @ 175 PSI\u003c\/strong\u003e rated output (109 CFM @ 0 PSI | 90 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications \u0026amp; Model Guide\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"8\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eCastair Industrial 25 HP — 109 CFM @ 0 PSI | 90 CFM @ 175 PSI\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI25324HC4-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e710\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e90\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e90×39×70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,725\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e109 CFM @ 0 PSI | 90 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, three-phase only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 gal, powder-coated ASME-certified, horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 25 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"I25324HC4-S-Three phase-240 gal-Horizontal","offer_id":45136840261747,"sku":null,"price":10892.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-30-hp-industrial-two-stage-cast-iron-air-compressor-105-cfm-175-psi-240-gal-asme-tank","title":"Castair 30 HP Industrial Two-Stage Cast Iron Air Compressor – 105 CFM @ 175 PSI, 240 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 30 HP Industrial Two-Stage Cast Iron Air Compressor — 105 CFM @ 175 PSI, 240 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair 30 HP Industrial Air Compressor is a heavy-duty, two-stage cast iron piston compressor engineered for the demands of a working shop. It delivers 128 CFM at 0 PSI and 105 CFM at 175 PSI, driven by an oversized cast iron pump that runs at a deliberately slow RPM for quiet operation and long service life. The whole unit comes self-contained on a powder-coated ASME-certified tank with heavy-duty industrial controls. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these pumps to last: all cast iron construction, tapered roller bearings at both ends of the crankshaft, precision steel connecting rods with automotive-type insert bearings, disc-and-spring valves for easy service and higher efficiency, and four-ring pistons that cut oil carry-over. A centrifugal unloader gives a load-less start-up every time. The slow-RPM design is the key difference from cheaper high-speed compressors — it runs cooler and quieter and lasts dramatically longer under daily shop use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Large industrial operations needing maximum continuous output from a single cast iron unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose three-phase power, a 240-gallon ASME tank, horizontal tank orientation.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a heavy-duty, built-to-order industrial compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e three-phase only — requires a dedicated 208–230V (or 460V) three-phase circuit, installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e all Castair units are built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 1,750 lb depending on configuration; requires a level floor rated for the load, adequate ventilation for heat dissipation, and freight handling for delivery. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e built for long life and quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e105 CFM @ 175 PSI\u003c\/strong\u003e rated output (128 CFM @ 0 PSI | 105 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM design\u003c\/strong\u003e (420–995 RPM range across the series) for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTapered roller bearings\u003c\/strong\u003e at both ends of the crankshaft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive-type insert bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e for easy service, higher efficiency \u0026amp; reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-ring pistons\u003c\/strong\u003e for higher efficiency and less oil carry-over\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentrifugal unloader\u003c\/strong\u003e for a load-less start-up every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME-certified tank\u003c\/strong\u003e with ASME safety valves\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTotally enclosed metal belt guard\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e or stainless-steel braided flex line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/strong\u003e with full 15% service factor or higher\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Industrial 30 HP — 128 CFM @ 0 PSI | 105 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank (Gal)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOrientation\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI30324HC4Z-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e794\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e105\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e90×39×70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1,750\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage cast iron piston air compressor (industrial), ASME tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e128 CFM @ 0 PSI | 105 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, slow-RPM, 4-ring pistons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHeavy-duty 1,725 RPM industrial, 15% service factor or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V \/ 460V, three-phase only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240 gal, powder-coated ASME-certified, horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank \u0026amp; ASME safety valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-stage cast iron compressor self-contained on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHeavy-duty 1,725 RPM industrial motor\u003c\/li\u003e\n\u003cli\u003eTotally enclosed metal belt guard\u003c\/li\u003e\n\u003cli\u003eCopper discharge \u0026amp; unloader tube (or stainless braided flex line)\u003c\/li\u003e\n\u003cli\u003eASME safety valves, centrifugal unloader\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — low oil control, hour meter, auto tank drain, dual control, intake silencers, belt tensioner, vibration pads, beltguard aftercooler, Right-From-the-Start kit. Order all asterisk options together for 10% off. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Industrial 30 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"I30324HC4Z-S-Three phase-240 gal-Horizontal","offer_id":45136872833139,"sku":null,"price":11236.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test-2_1.webp?v=1782422917"},{"product_id":"castair-5-hp-cube-tankless-air-compressor-power-unit-17-5-cfm-175-psi","title":"Castair 5 HP Cube Tankless Air Compressor Power Unit – 17.5 CFM @ 175 PSI","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 5 HP Cube Tankless Air Compressor Power Unit — 17.5 CFM @ 175 PSI (Mounts to Any Tank)\u003c\/h2\u003e\n\u003cp\u003eThe Castair 5 HP Cube is a tankless air compressor power unit — an oversized cast iron pump, high-efficiency motor, and mounted-and-wired magnetic starter on a compact, rigid steel frame. It delivers 22 CFM at 0 PSI and 17.5 CFM at 175 PSI, and it's designed to bolt onto a tank you already own. If your tank is still in good working order but the pump has failed, the Cube is far cheaper than replacing the entire unit — and its small footprint makes it ideal for service vans, trucks, and shops where floor space is at a premium. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Whether you run a Castair tank or Brand X, the Cube mounts up with just a few bolts and connections. It ships with the magnetic motor starter already mounted and wired, a standard 3\/4″ NPT female pump outlet for the discharge connection, and a self-tensioning electric motor base so belt tension stays correct over time. The cast iron pump runs at a low RPM for quiet operation and long life, and the whole assembly is built on a rigid steel frame that's easy to service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a worn-out pump on a tank that's still in good shape, or adding compressed air to a service van or tight space.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, and your choice of pump build (a faster standard build or a slower-RPM build for quieter, longer-lasting operation).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e The Cube is a tankless power unit — it does not include an air tank. \u003cbr\u003e• \u003cstrong\u003eTank required:\u003c\/strong\u003e mounts to an existing ASME tank or a remote tank (sold separately). \u003cbr\u003e• \u003cstrong\u003ePressure switch required for operation\u003c\/strong\u003e (sold separately). You may also need a check valve, discharge flex line or JIC-to-NPT fittings, and vibration pads. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003eIt is the customer's responsibility to verify tank condition\/compatibility, required accessories, and electrical service before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTankless power unit\u003c\/strong\u003e — mounts to any existing tank (Castair or Brand X) with a few bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheaper than replacing the whole compressor\u003c\/strong\u003e when the tank is still in working order\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e17.5 CFM @ 175 PSI\u003c\/strong\u003e rated output (22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized cast iron pump at low RPM\u003c\/strong\u003e for quiet operation and long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic motor starter mounted \u0026amp; wired\u003c\/strong\u003e — included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 3\/4″ NPT female pump outlet\u003c\/strong\u003e for discharge connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tensioning electric motor base\u003c\/strong\u003e keeps belt tension correct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid steel frame construction\u003c\/strong\u003e, easy to service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint\u003c\/strong\u003e — easy to mount in service vans, trucks, or tight shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; height: 152.93px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003cth colspan=\"6\" style=\"background-color: rgb(0, 0, 0); color: rgb(255, 255, 255); text-align: left; padding: 10px; font-size: 15px; height: 25.4883px;\"\u003eCastair Cube 5 HP — 22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); background: rgb(243, 243, 243); text-align: left; height: 25.4883px;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI51CUC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e27×22×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e405\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI51CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e505\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI53CUC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e767\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e27×22×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e405\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.4883px;\"\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eI53CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e420\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e17.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid rgb(221, 221, 221); height: 25.4883px;\"\u003e505\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTankless cast iron piston air compressor power unit (Cube)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22 CFM @ 0 PSI | 17.5 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOversized cast iron, low-RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump Outlet\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFrame\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRigid steel, self-tensioning motor base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic motor starter, mounted \u0026amp; wired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNot included — mounts to existing or remote tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCube power unit — cast iron pump + high-efficiency motor on a rigid steel frame\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter, mounted and wired\u003c\/li\u003e\n\u003cli\u003eStandard 3\/4″ NPT female pump discharge outlet\u003c\/li\u003e\n\u003cli\u003eSelf-tensioning motor base\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Required for operation, sold separately — pressure switch. May also need: check valve, copper\/stainless discharge flex line, JIC-to-NPT fittings, vibration pads, remote tank. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube 5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I51CUC1-S-767 RPM Standard","offer_id":45137253826675,"sku":"I51CUC1-S","price":2685.32,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I51CUC2-S-420 RPM Slow","offer_id":45137259364467,"sku":"I51CUC2-S","price":3313.64,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I53CUC1-S-767 RPM Standard","offer_id":45137259430003,"sku":"I53CUC1-S","price":2737.68,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I53CUC2-S-420 RPM Slow","offer_id":45137259462771,"sku":"I53CUC2-S","price":3365.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test5-1_1.webp?v=1782491571"},{"product_id":"castair-7-5-hp-cube-tankless-air-compressor-power-unit-24-8-28-1-cfm-175-psi","title":"Castair 7.5 HP Cube Tankless Air Compressor Power Unit – 24.8–28.1 CFM @ 175 PSI","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 7.5 HP Cube Tankless Air Compressor Power Unit — 24.8–28.1 CFM @ 175 PSI (Mounts to Any Tank)\u003c\/h2\u003e\n\u003cp\u003eThe Castair 7.5 HP Cube is a tankless air compressor power unit — an oversized cast iron pump, high-efficiency motor, and mounted-and-wired magnetic starter on a compact, rigid steel frame. It delivers up to 35 CFM at 0 PSI and up to 28.1 CFM at 175 PSI, and it's designed to bolt onto a tank you already own. If your tank is still in good working order but the pump has failed, the Cube is far cheaper than replacing the entire unit — and its small footprint makes it ideal for service vans, trucks, and shops where floor space is at a premium. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Whether you run a Castair tank or Brand X, the Cube mounts up with just a few bolts and connections. It ships with the magnetic motor starter already mounted and wired, a standard 3\/4″ NPT female pump outlet for the discharge connection, and a self-tensioning electric motor base so belt tension stays correct over time. The cast iron pump runs at a low RPM for quiet operation and long life, and the whole assembly is built on a rigid steel frame that's easy to service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Shops and mobile service operations that need a durable air source mounted to an existing or remote tank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power, and your choice of pump build (a faster standard build or a slower-RPM build for quieter, longer-lasting operation).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e The Cube is a tankless power unit — it does not include an air tank. \u003cbr\u003e• \u003cstrong\u003eTank required:\u003c\/strong\u003e mounts to an existing ASME tank or a remote tank (sold separately). \u003cbr\u003e• \u003cstrong\u003ePressure switch required for operation\u003c\/strong\u003e (sold separately). You may also need a check valve, discharge flex line or JIC-to-NPT fittings, and vibration pads. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003eIt is the customer's responsibility to verify tank condition\/compatibility, required accessories, and electrical service before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTankless power unit\u003c\/strong\u003e — mounts to any existing tank (Castair or Brand X) with a few bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheaper than replacing the whole compressor\u003c\/strong\u003e when the tank is still in working order\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24.8–28.1 CFM @ 175 PSI\u003c\/strong\u003e rated output (up to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized cast iron pump at low RPM\u003c\/strong\u003e for quiet operation and long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic motor starter mounted \u0026amp; wired\u003c\/strong\u003e — included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 3\/4″ NPT female pump outlet\u003c\/strong\u003e for discharge connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tensioning electric motor base\u003c\/strong\u003e keeps belt tension correct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid steel frame construction\u003c\/strong\u003e, easy to service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint\u003c\/strong\u003e — easy to mount in service vans, trucks, or tight shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Cube 7.5 HP — up to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI71CUC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e27×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI71CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e540\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI73CUC1-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e895\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e27×22×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI73CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e585\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e540\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTankless cast iron piston air compressor power unit (Cube)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eup to 35 CFM @ 0 PSI | up to 28.1 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOversized cast iron, low-RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump Outlet\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFrame\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRigid steel, self-tensioning motor base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic motor starter, mounted \u0026amp; wired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNot included — mounts to existing or remote tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCube power unit — cast iron pump + high-efficiency motor on a rigid steel frame\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter, mounted and wired\u003c\/li\u003e\n\u003cli\u003eStandard 3\/4″ NPT female pump discharge outlet\u003c\/li\u003e\n\u003cli\u003eSelf-tensioning motor base\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Required for operation, sold separately — pressure switch. May also need: check valve, copper\/stainless discharge flex line, JIC-to-NPT fittings, vibration pads, remote tank. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube 7.5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I71CUC1-S-895 RPM \/ 24.8 CFM","offer_id":45137265819763,"sku":"I71CUC1-S","price":3013.76,"currency_code":"USD","in_stock":true},{"title":"Single-Phase \/ I71CUC2-S-585 RPM \/ 28.1 CFM","offer_id":45137267359859,"sku":"I71CUC2-S","price":3620.32,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I73CUC1-S-895 RPM \/ 24.8 CFM","offer_id":45137267425395,"sku":"I73CUC1-S","price":2953.92,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I73CUC2-S-585 RPM \/ 28.1 CFM","offer_id":45137267458163,"sku":"I73CUC1-S","price":3564.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test5-1_1.webp?v=1782491571"},{"product_id":"castair-10-hp-cube-tankless-air-compressor-power-unit-35-cfm-175-psi","title":"Castair 10 HP Cube Tankless Air Compressor Power Unit – 35 CFM @ 175 PSI","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 10 HP Cube Tankless Air Compressor Power Unit — 35 CFM @ 175 PSI (Mounts to Any Tank)\u003c\/h2\u003e\n\u003cp\u003eThe Castair 10 HP Cube is a tankless air compressor power unit — an oversized cast iron pump, high-efficiency motor, and mounted-and-wired magnetic starter on a compact, rigid steel frame. It delivers 45 CFM at 0 PSI and 35 CFM at 175 PSI, and it's designed to bolt onto a tank you already own. If your tank is still in good working order but the pump has failed, the Cube is far cheaper than replacing the entire unit — and its small footprint makes it ideal for service vans, trucks, and shops where floor space is at a premium. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Whether you run a Castair tank or Brand X, the Cube mounts up with just a few bolts and connections. It ships with the magnetic motor starter already mounted and wired, a standard 3\/4″ NPT female pump outlet for the discharge connection, and a self-tensioning electric motor base so belt tension stays correct over time. The cast iron pump runs at a low RPM for quiet operation and long life, and the whole assembly is built on a rigid steel frame that's easy to service.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Higher-demand replacement and mobile applications where floor space is tight but air volume still matters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-phase or three-phase power.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e The Cube is a tankless power unit — it does not include an air tank. \u003cbr\u003e• \u003cstrong\u003eTank required:\u003c\/strong\u003e mounts to an existing ASME tank or a remote tank (sold separately). \u003cbr\u003e• \u003cstrong\u003ePressure switch required for operation\u003c\/strong\u003e (sold separately). You may also need a check valve, discharge flex line or JIC-to-NPT fittings, and vibration pads. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 208–230V circuit (single-phase or three-phase, per your selected model), installed by a licensed electrician with proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003eIt is the customer's responsibility to verify tank condition\/compatibility, required accessories, and electrical service before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTankless power unit\u003c\/strong\u003e — mounts to any existing tank (Castair or Brand X) with a few bolts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheaper than replacing the whole compressor\u003c\/strong\u003e when the tank is still in working order\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35 CFM @ 175 PSI\u003c\/strong\u003e rated output (45 CFM @ 0 PSI | 35 CFM @ 175 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized cast iron pump at low RPM\u003c\/strong\u003e for quiet operation and long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic motor starter mounted \u0026amp; wired\u003c\/strong\u003e — included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 3\/4″ NPT female pump outlet\u003c\/strong\u003e for discharge connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-tensioning electric motor base\u003c\/strong\u003e keeps belt tension correct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid steel frame construction\u003c\/strong\u003e, easy to service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact footprint\u003c\/strong\u003e — easy to mount in service vans, trucks, or tight shops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"6\"\u003eCastair Cube 10 HP — 45 CFM @ 0 PSI | 35 CFM @ 175 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI101CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI103CUC2-S\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThree\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e758\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31×24×41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e570\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTankless cast iron piston air compressor power unit (Cube)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e45 CFM @ 0 PSI | 35 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOversized cast iron, low-RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208–230V, single-phase or three-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump Outlet\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFrame\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRigid steel, self-tensioning motor base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic motor starter, mounted \u0026amp; wired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNot included — mounts to existing or remote tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCube power unit — cast iron pump + high-efficiency motor on a rigid steel frame\u003c\/li\u003e\n\u003cli\u003eMagnetic motor starter, mounted and wired\u003c\/li\u003e\n\u003cli\u003eStandard 3\/4″ NPT female pump discharge outlet\u003c\/li\u003e\n\u003cli\u003eSelf-tensioning motor base\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Required for operation, sold separately — pressure switch. May also need: check valve, copper\/stainless discharge flex line, JIC-to-NPT fittings, vibration pads, remote tank. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Cube 10 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single-Phase \/ I101CUC2-S-758 RMP","offer_id":45137271423091,"sku":"I101CUC2-S","price":4237.76,"currency_code":"USD","in_stock":true},{"title":"Three Phase \/ I103CUC2-S-758 RMP","offer_id":45137282596979,"sku":"I103CUC2-S","price":3842.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test5-1_1.webp?v=1782491571"},{"product_id":"castair-honda-gas-powered-two-stage-air-compressor-up-to-43-6-cfm-175-psi-30-gal-asme-tank","title":"Castair Honda Gas-Powered Two-Stage Air Compressor – Up to 43.6 CFM @ 175 PSI, 30 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Honda Gas-Powered Two-Stage Air Compressor — Up to 43.6 CFM @ 175 PSI, 30 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Honda Gas-Powered Air Compressor brings reliable shop-grade air anywhere there's no electricity — service trucks, remote job sites, duct-cleaning work, and outdoor projects. Each unit pairs a proven Honda GX engine with an oversized two-stage cast iron pump on a 30-gallon ASME-certified horizontal tank, delivering up to 55 CFM at 0 PSI and 43.6 CFM at 175 PSI depending on configuration. Throttle control idles the engine down when you're not drawing air, a built-in fuel tank keeps you running, and a 12V alternator keeps the starting battery charged. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these around the engines and pumps that professionals trust. The Honda GX390 and GX630 engines are known for easy starting and long service life, and the two-stage cast iron pump runs at a deliberately low RPM for cooler, quieter, longer-lasting operation. Automatic throttle control saves fuel and reduces wear by idling the engine when the tank is full, and the integrated 12V alternator means electric-start models keep their battery topped up all day.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Service-truck and van-mounted air, duct-cleaning crews, contractors, and any remote or outdoor application where line power isn't available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your Honda engine and output — GX390 at 28.1 or 30.3 CFM @ 175 PSI, or the larger GX630 at 43.6 CFM @ 175 PSI. All units ship on a 30-gallon horizontal ASME tank with throttle control, fuel tank, and 12V alternator.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a gas-engine, built-to-order unit. \u003cbr\u003e• \u003cstrong\u003eCarbon monoxide hazard:\u003c\/strong\u003e never operate in an enclosed or poorly ventilated space — gas engines produce deadly carbon monoxide. Use outdoors or with proper exhaust ventilation only. \u003cbr\u003e• \u003cstrong\u003eFuel:\u003c\/strong\u003e requires gasoline and routine engine maintenance per Honda's guidance; handle and store fuel safely. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 550–640 lb depending on configuration; requires freight handling for delivery and a stable, level surface for operation. \u003cbr\u003eIt is the customer's responsibility to verify ventilation, fuel safety, and placement before purchase and operation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonda GX engine\u003c\/strong\u003e (GX390 or GX630) — easy starting, long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 43.6 CFM @ 175 PSI\u003c\/strong\u003e (up to 55 CFM @ 0 PSI)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage oversized cast iron pump\u003c\/strong\u003e at low RPM for quiet, durable operation\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30-gallon ASME-certified horizontal tank\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic throttle control\u003c\/strong\u003e idles the engine when air isn't needed, saving fuel\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBuilt-in fuel tank\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V alternator\u003c\/strong\u003e keeps the starting battery charged\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRope and electric start options\u003c\/strong\u003e (electric on all; GX630 is electric start)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo electricity required\u003c\/strong\u003e — ideal for trucks, vans \u0026amp; remote sites\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Honda Gas-Powered — 2-Stage, Throttle Control, Fuel Tank \u0026amp; 12V Alternator\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHonda Engine\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eStarter\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 175 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI13GH3HC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX390\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRope \/ Electric\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e995\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e43 × 22 × 42\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e550\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI13GH3HC2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX390\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRope \/ Electric\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e635\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30.3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e48 × 22 × 40\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e605\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI20GH3HC2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX630\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eElectric\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e885\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e43.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50 × 34 × 43\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e640\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHonda gas-powered, two-stage cast iron piston air compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eEngine\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHonda GX390 or GX630\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUp to 55 CFM @ 0 PSI | up to 43.6 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, low-RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal, ASME-certified, horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrottle control, fuel tank, 12V alternator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHonda gas-powered two-stage compressor on a 30-gallon ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003eHonda GX engine (GX390 or GX630 per selected model)\u003c\/li\u003e\n\u003cli\u003eThrottle control, integrated fuel tank, 12V alternator\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Mounted Honda oil drain kit available — HON1012 for GX390, HON1420 for GX630. Contact us to add.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Gas-Powered Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eHonda GX Engine Owner's Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"GX390 – 28.1 CFM (995 RPM)","offer_id":45137344757875,"sku":"I13GH3HC1","price":4295.56,"currency_code":"USD","in_stock":true},{"title":"GX390 – 30.3 CFM (635 RPM)","offer_id":45137344790643,"sku":"I13GH3HC2","price":4988.48,"currency_code":"USD","in_stock":true},{"title":"GX630 – 43.6 CFM (885 RPM)","offer_id":45137344823411,"sku":"I20GH3HC2","price":7675.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/I13GH3HC2-NEW-scaled-e1781545632882-300x260.webp?v=1782496917"},{"product_id":"castair-honda-compressor-generator-welder-3-in-1-gas-powered-service-unit","title":"Castair Honda Compressor + Generator + Welder – 3-in-1 Gas-Powered Service Unit","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Honda Compressor + Generator + Welder — 3-in-1 Gas-Powered Service Unit (I13GH3HC1GW)\u003c\/h2\u003e\n\u003cp\u003eThe Castair I13GH3HC1GW combines three job-site essentials into one Honda gas-powered machine: a two-stage air compressor, a 5,500-watt generator, and a 240-amp DC arc welder. Powered by a reliable Honda GX390 engine on a 30-gallon ASME horizontal tank, it's purpose-built for service trucks and remote work where you'd otherwise haul three separate machines. Run air tools, power your lights and equipment, and strike an arc — all from a single unit with no shore power required. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e One Honda GX390 engine does the work of three tools, saving truck space, weight, and fuel versus separate units. The two-stage cast iron compressor delivers genuine shop-grade air, the generator provides both 115V and 230V power, and the welder handles up to 240 amps of DC arc with universal quick-connects. Throttle control, an integrated fuel tank, and a 12V alternator round out a unit designed to run all day in the field.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Mobile mechanics, welding and fabrication service trucks, utility and pipeline crews, and any remote operation that needs air, power, and welding from one gas-powered source.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a gas-engine, built-to-order unit. \u003cbr\u003e• \u003cstrong\u003eCarbon monoxide hazard:\u003c\/strong\u003e never operate in an enclosed or poorly ventilated space — gas engines produce deadly carbon monoxide. Use outdoors or with proper exhaust ventilation only. \u003cbr\u003e• \u003cstrong\u003eWelding \u0026amp; fuel safety:\u003c\/strong\u003e requires gasoline, routine engine maintenance, and safe welding practice (proper PPE, no flammable surroundings). \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e approx. 650 lb; requires freight handling for delivery and a stable, level surface for operation. \u003cbr\u003eIt is the customer's responsibility to verify ventilation, fuel and welding safety, and placement before purchase and operation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-in-1 unit\u003c\/strong\u003e — air compressor + generator + welder on one Honda engine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonda GX390 engine\u003c\/strong\u003e, rope \u0026amp; electric start\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-stage cast iron compressor\u003c\/strong\u003e — 24.7 CFM @ 0 PSI | 19.7 CFM @ 175 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5,500-watt generator\u003c\/strong\u003e — 2× 115V\/17A outlets + 1× 230V\/23A outlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e240-amp DC arc welder\u003c\/strong\u003e with universal 55mm quick connects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWelder duty cycle:\u003c\/strong\u003e 130A @ 100%, 180A @ 60%, 240A @ 35%\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30-gallon ASME-certified horizontal tank\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThrottle control, fuel tank \u0026amp; 12V alternator\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo shore power required\u003c\/strong\u003e — full mobile capability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eCastair I13GH3HC1GW — Compressor \/ Generator \/ Welder\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eUnit Model\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI13GH3HC1GW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eEngine\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHonda GX390, rope \/ electric start\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCompressor Output\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24.7 CFM @ 0 PSI | 19.7 CFM @ 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump RPM\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e808\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-stage, oversized cast iron, low-RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eGenerator\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5,500 watts (surge 5,000 W); 2× 115V\/17A + 1× 230V\/23A outlets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWelder\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240A DC arc; universal 55mm quick connects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWelder Duty Cycle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e130A @ 100% · 180A @ 60% · 240A @ 35%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal, ASME-certified, horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrottle control, fuel tank, 12V alternator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e48 × 23 × 42 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e650 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHonda GX390 gas engine with rope \u0026amp; electric start\u003c\/li\u003e\n\u003cli\u003eTwo-stage cast iron air compressor on a 30-gallon ASME horizontal tank\u003c\/li\u003e\n\u003cli\u003e5,500-watt generator with 115V \u0026amp; 230V outlets\u003c\/li\u003e\n\u003cli\u003e240-amp DC arc welder with universal 55mm quick connects\u003c\/li\u003e\n\u003cli\u003eThrottle control, integrated fuel tank, 12V alternator\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Mounted Honda oil drain kit HON1012 available for the GX390 engine. Contact us to add.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Gas-Powered Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eHonda GX390 Engine Owner's Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Default Title","offer_id":45137348722803,"sku":"I13GH3HC1GW","price":8174.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test5.webp?v=1782496917"},{"product_id":"castair-5-hp-commercial-single-two-stage-air-compressor-up-to-18-3-cfm-100-psi-30-80-gal-asme-tank","title":"Castair 5 HP Commercial Single \u0026 Two-Stage Air Compressor – Up to 18.3 CFM @ 100 PSI, 30–80 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair 5 HP Commercial Single \u0026amp; Two-Stage Air Compressor — Up to 18.3 CFM @ 100 PSI, 30–80 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Commercial Series is a heavy-duty 5 HP garage and shop air compressor built around a slow-RPM, oil-lubricated cast iron pump for quiet operation and long life. Running on standard single-phase power with a 3450 RPM motor that has built-in overload protection, it needs no magnetic starter — just plug into the proper circuit and go. Choose single-stage (factory set to 125 PSI) for general shop air or two-stage (factory set to 175 PSI) for higher pressure, in a range of ASME tank sizes and vertical or horizontal layouts to fit your space. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Commercial Series pumps are built for service life: precision steel connecting rods with automotive-type rod insert bearings at the crankshaft and needle bearings at the wrist pin, disc-and-spring valves for easy service and efficiency, and four-ring pistons that reduce oil carry-over. Single-stage models use smooth-running V-twins for 360-degree cooling with a bleeder pressure switch for load-less starts; two-stage models add tapered roller bearings at both ends of the crankshaft and a mechanical centrifugal unloader for a load-less start-up every time. An easy-to-read oil sight glass and automotive-type intake filter\/silencer round out the package.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Garages, auto shops, and small commercial operations that want durable, quiet 5 HP shop air on standard single-phase power without the complexity of a magnetic starter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose single-stage (125 PSI) or two-stage (175 PSI), your ASME tank size (30, 60, or 80 gallon), and vertical or horizontal orientation. All run on 230V single-phase power.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order shop compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e requires a dedicated 230V single-phase circuit (approx. 22A). No magnetic starter required — the motor includes built-in overload protection — but installation should follow local code and use proper grounding. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 295–560 lb depending on configuration; requires a level floor and adequate ventilation. Larger tanks ship by freight. \u003cbr\u003eIt is the customer's responsibility to verify electrical service, floor space, and ventilation before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty 5 HP\u003c\/strong\u003e on standard single-phase power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo magnetic starter required\u003c\/strong\u003e — 3450 RPM motor with full 15% service factor \u0026amp; built-in overload protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-stage (125 PSI) or two-stage (175 PSI)\u003c\/strong\u003e options\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUp to 23.7 CFM @ 0 PSI \/ 18.3 CFM @ 100 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM oil-lubricated cast iron pump\u003c\/strong\u003e for quiet operation \u0026amp; long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision steel connecting rods\u003c\/strong\u003e with automotive insert \u0026amp; needle bearings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisc \u0026amp; spring valves\u003c\/strong\u003e and \u003cstrong\u003efour-ring pistons\u003c\/strong\u003e for efficiency \u0026amp; easy service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME tank\u003c\/strong\u003e with rigid metal belt guard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e for strength and heat dissipation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy-to-read oil sight glass\u003c\/strong\u003e and automotive-type intake filter\/silencer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Commercial Series 5 HP — Single-Phase, 230V\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eStage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 100 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eShut-Off\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC513HA8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1088\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e33 × 18 × 38\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e295\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC516VA8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60 gal Vert.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1088\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e34 × 20 × 68\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e335\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC518VA8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal Vert.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1088\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e32 × 24 × 66\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e435\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC518HA8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1088\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 20 × 41\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e435\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC518VC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal Vert.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e715\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e32 × 24 × 74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e560\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC518HC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80 gal Horiz.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e715\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e64 × 20 × 48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e560\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCommercial cast iron piston air compressor (single or two-stage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTotal HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUp to 23.7 CFM @ 0 PSI | up to 18.3 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-phase, 3450 RPM, 15% service factor, overload protection (no mag starter required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V single-phase (~22A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30 \/ 60 \/ 80 gal, powder-coated ASME-certified, vertical or horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eShut-Off Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-stage 125 PSI | Two-stage 175 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5 HP commercial cast iron compressor on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eSingle-phase 3450 RPM motor with built-in overload protection\u003c\/li\u003e\n\u003cli\u003eRigid metal belt guard, copper discharge \u0026amp; unloader tube\u003c\/li\u003e\n\u003cli\u003eOil sight glass, automotive-type intake filter\/silencer\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — air-operated auto drain #ADVSM, auto drain #SDV03M, 1″ silencer #SA100M, Right-From-the-Start kit #RFS001, belt-guard aftercooler #BGAC1M, vibration pads #VP1004. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Commercial Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Commercial 5 HP Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Single Stage-30 Gal Horizontal","offer_id":45137518362739,"sku":"C513HA8","price":1984.92,"currency_code":"USD","in_stock":true},{"title":"Single Stage-60 Gal Vertical","offer_id":45137518395507,"sku":"C516VA8","price":1984.92,"currency_code":"USD","in_stock":true},{"title":"Single Stage-80 Gal Vertical","offer_id":45137518428275,"sku":"C518VA8","price":2302.48,"currency_code":"USD","in_stock":true},{"title":"Single Stage-80 Gal Horizontal","offer_id":45137518461043,"sku":"C518HA8","price":2658.8,"currency_code":"USD","in_stock":true},{"title":"Two Stage-80 Gal Vertical","offer_id":45137518493811,"sku":"C518VC1","price":2564.28,"currency_code":"USD","in_stock":true},{"title":"Two Stage-80 Gal Horizontal","offer_id":45137518526579,"sku":"C518HC1","price":2945.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test1-3.webp?v=1782503513"},{"product_id":"castair-garage-series-single-stage-air-compressor-1-5-to-3-5-hp-15-60-gal-asme-tank","title":"Castair Garage Series Single-Stage Air Compressor – 1.5 to 3.5 HP, 15–60 Gal ASME Tank","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Garage Series Single-Stage Air Compressor — 1.5 to 3.5 HP, 15–60 Gal ASME Tank\u003c\/h2\u003e\n\u003cp\u003eThe Castair Garage Series brings genuine cast iron durability to home garages, hobby shops, and light commercial use. These single-stage, oil-lubricated compressors run on standard single-phase power with a 3450 RPM motor that has built-in overload protection — no magnetic starter required. From a compact 1.5 HP portable up to a stationary 3.5 HP 60-gallon unit, the Garage Series gives you quiet, long-lasting air for tires, air tools, and shop projects. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Unlike the disposable aluminum-pump compressors common at this size, every Garage Series unit uses a slow-RPM oil-lubricated cast iron belt-driven pump for quiet operation and a long service life. Single-stage pumps use smooth-running V-twins for 360-degree cooling (the 3.5 HP is an inline twin), automotive-type ball main bearings for solid crankshaft support, and a bleeder pressure switch for load-less starts. An easy-to-read oil sight glass and automotive-type paper intake filter keep maintenance simple and the air clean.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Home garages, hobbyists, and light commercial shops that want a durable cast iron compressor sized to standard household or shop circuits.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your HP and tank — 1.5 HP \/ 15-gal (115V portable), 2 HP \/ 20-gal (115V portable, with mounted regulator, gauge \u0026amp; quick coupler), or 3.5 HP \/ 60-gal (230V stationary). All are single-stage, factory set to shut off at 125 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a built-to-order compressor. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e the 1.5 HP and 2 HP run on 115V (12–15A); the 3.5 HP requires 230V (15A). No magnetic starter required — the motor includes built-in overload protection — but follow local code and use proper grounding. Confirm your circuit can support the model's amp draw. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; placement:\u003c\/strong\u003e 150–250 lb depending on model; place on a level surface with adequate ventilation. \u003cbr\u003eIt is the customer's responsibility to verify electrical service and placement before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-RPM oil-lubricated cast iron pump\u003c\/strong\u003e for quiet operation \u0026amp; long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo magnetic starter required\u003c\/strong\u003e — 3450 RPM motor with built-in overload protection\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSingle-stage, factory set to 125 PSI shut-off\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRuns on standard single-phase power\u003c\/strong\u003e (115V on 1.5 \u0026amp; 2 HP; 230V on 3.5 HP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth-running V-twin pump\u003c\/strong\u003e for 360° cooling (3.5 HP is an inline twin)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive-type ball main bearings\u003c\/strong\u003e for solid crankshaft support\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBleeder pressure switch\u003c\/strong\u003e for load-less starts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME tank\u003c\/strong\u003e with rigid metal belt guard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCopper discharge \u0026amp; unloader tube\u003c\/strong\u003e, oil sight glass, paper intake filter\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e2 HP model includes mounted regulator, gauge \u0026amp; quick coupler\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Garage Series — Single-Stage, Single-Phase, 125 PSI Shut-Off\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 100 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage \/ Amps\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG15115VP30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 gal V-Port\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 12A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22 × 18 × 40\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG212P50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 gal Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 15A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e33 × 19 × 30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG3516VS75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60 gal Vert.\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230V \/ 15A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31 × 27 × 70\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGarage single-stage cast iron piston air compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5 – 3.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.8 – 11.5 CFM @ 100 PSI (10.0 – 18.6 CFM @ 0 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-phase, 3450 RPM, overload protection (no mag starter required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V (1.5 \u0026amp; 2 HP) or 230V (3.5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 \/ 20 \/ 60 gal, powder-coated ASME-certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eShut-Off Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e125 PSI (single-stage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-certified air receiver tank\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGarage single-stage cast iron compressor on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eSingle-phase 3450 RPM motor with built-in overload protection\u003c\/li\u003e\n\u003cli\u003eRigid metal belt guard, copper discharge \u0026amp; unloader tube\u003c\/li\u003e\n\u003cli\u003eOil sight glass, automotive-type paper intake filter\u003c\/li\u003e\n\u003cli\u003eMounted regulator, gauge \u0026amp; quick coupler (2 HP G212P50 only)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Factory-mounted options available — auto drains, silencer, Right-From-the-Start kit, belt-guard aftercooler, vibration pads. Contact us to configure.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Garage Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Garage Series Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"1.5 HP - 15 Gal Portable (115V)","offer_id":45137528815731,"sku":"G15115VP30","price":737.12,"currency_code":"USD","in_stock":true},{"title":"2 HP - 20 Gal Portable (115V)","offer_id":45137528848499,"sku":"G212P50","price":874.48,"currency_code":"USD","in_stock":true},{"title":"3.5 HP - 60 Gal Vertical (230V)","offer_id":45137528881267,"sku":"G3516VS75","price":1022.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/G15115VP30.webp?v=1782504028"},{"product_id":"castair-contractor-electric-portable-air-compressor-3-4-to-2-hp-single-stage-125-psi","title":"Castair Contractor Electric Portable Air Compressor – 3\/4 to 2 HP, Single-Stage 125 PSI","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Contractor Electric Portable Air Compressor — 3\/4 to 2 HP, Single-Stage 125 PSI\u003c\/h2\u003e\n\u003cp\u003eThe Castair Contractor Electric Series is built for the job site — powering nail guns, framing tools, and finish work with portable, dependable air. These single-stage, 125 PSI direct-drive and belt-drive units run on standard electric power and are built around heavy-duty oil-lubricated cast iron sleeve pumps that deliver up to 10 times the life of disposable oil-less compressors. Each comes with a mounted regulator, gauge, and quick coupler so you're ready to work out of the box. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Where most contractor compressors at this size use throwaway oil-less pumps, Castair builds these with oil-lubricated cast iron sleeve pumps, a two-piece connecting rod with independent wrist pin, and a real piston with three rings — the things that make a compressor last on a working crew. A fan-cooled, thermal-overload-protected motor, heavy-duty pressure switch with on\/off control and copper bleeder tube, and a finned copper discharge tube for heat dissipation round out a unit made to take daily abuse. (The compact 3\/4 HP PD1006 is an oil-less 12V DC unit for mobile\/vehicle use.)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Framing and finish carpenters, remodelers, and trade contractors who need portable electric air for nailers and small air tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your unit — from the compact 3\/4 HP 12V DC oil-less portable, to 1.5 HP 115V models in 8-gallon portable or 4-gallon twin-stack format, up to the 2 HP 115V twin-tank. All are single-stage, 125 PSI.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003ePower:\u003c\/strong\u003e the 1.5 HP and 2 HP models run on 115V single-phase (12–15A) — confirm your circuit. The 3\/4 HP PD1006 is a \u003cstrong\u003e12V DC\u003c\/strong\u003e unit and requires a vehicle\/battery power source, not a wall outlet. \u003cbr\u003e• \u003cstrong\u003eTank certification:\u003c\/strong\u003e 8-gallon single-tank units are \u003cstrong\u003enon-ASME\u003c\/strong\u003e; twin-tank and larger units include an ASME safety valve. Verify which applies to your selected model if ASME certification is required for your jobsite. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003eIt is the customer's responsibility to verify power source, tank certification requirements, and placement before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted regulator with gauge \u0026amp; quick coupler\u003c\/strong\u003e — ready to work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 10× the life of oil-less units\u003c\/strong\u003e (oil-lubricated cast iron sleeve pump)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSingle-stage, 125 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFan-cooled, thermal-overload-protected motor\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty pressure switch\u003c\/strong\u003e with on\/off control \u0026amp; copper bleeder tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-piece connecting rod\u003c\/strong\u003e, independent wrist pin, 3-ring piston\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinned copper discharge tube\u003c\/strong\u003e for strength \u0026amp; heat dissipation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive-type filter\/silencers\u003c\/strong\u003e for clean air \u0026amp; quiet operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable formats\u003c\/strong\u003e — 8-gal portable, 4-gal twin stack, 8-gal twin tank\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e3\/4 HP PD1006 is a 12V DC oil-less unit for mobile use\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Contractor Electric — Single-Stage, 125 PSI\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePower\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 100 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePD1006\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12V DC \/ 46A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5 gal Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3000\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 × 9 × 18\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD1518P20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 1Ph \/ 12A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 gal Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24 × 14 × 25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eD1514T20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 1Ph \/ 12A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 gal Twin Stack\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e19 × 19 × 19\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC218T50U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 1Ph \/ 15A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 gal Twin Tank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e38 × 18 × 26\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eContractor portable single-stage electric air compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4 – 2 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.4 – 6.5 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOil-lubricated cast iron sleeve (PD1006 is oil-less)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMotor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFan-cooled, thermal-overload protected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-stage, 125 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME safety valve installed; 8-gal single-tank units are non-ASME\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eIncluded\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMounted regulator, gauge \u0026amp; quick coupler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eContractor portable electric compressor with mounted regulator, gauge \u0026amp; quick coupler\u003c\/li\u003e\n\u003cli\u003eFan-cooled thermal-overload-protected motor\u003c\/li\u003e\n\u003cli\u003eHeavy-duty pressure switch with on\/off control \u0026amp; copper bleeder tube\u003c\/li\u003e\n\u003cli\u003eFinned copper discharge tube, filter\/silencer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Contractor Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Contractor Electric Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"3\/4 HP – 12V DC Oil-Less (1.5 gal)","offer_id":45137600741491,"sku":"PD1006","price":401.88,"currency_code":"USD","in_stock":true},{"title":"1.5 HP – 115V -  8 Gal Portable","offer_id":45137600774259,"sku":"D1518P20","price":459.0,"currency_code":"USD","in_stock":true},{"title":"1.5 HP – 115V - 4 Gal Twin Stack","offer_id":45137600807027,"sku":"D1514T20","price":502.52,"currency_code":"USD","in_stock":true},{"title":"2 HP – 115V - 8 Gal Twin Tank","offer_id":45137600839795,"sku":"C218T50U","price":926.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test1-6.webp?v=1782505791"},{"product_id":"castair-contractor-gas-powered-honda-air-compressor-up-to-18-6-cfm-100-psi-single-stage-125-psi","title":"Castair Contractor Gas-Powered Honda Air Compressor – Up to 18.6 CFM @ 100 PSI, Single-Stage 125 PSI","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Contractor Gas-Powered Honda Air Compressor — Up to 18.6 CFM @ 100 PSI, Single-Stage 125 PSI\u003c\/h2\u003e\n\u003cp\u003eThe Castair Contractor Gas Series puts portable, high-output air wherever the job takes you — no electricity required. Powered by reliable Honda GX engines and built around oil-lubricated cast iron belt-drive pumps, these single-stage 125 PSI units deliver up to 18.6 CFM at 100 PSI for nail guns, framing tools, and air-hungry job-site equipment. Throttle control idles the engine when you're not drawing air, and the V-cylinder pump design provides 360-degree cooling for long life under continuous outdoor use. Built to order by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these on Honda's proven GX engines and pairs them with a real oil-lubricated cast iron pump — independent connecting rod and wrist pin, three piston rings, and ball bearings at both ends of the crankshaft for less friction and longer life. Gas models use head unloaders rather than dump valves for better cooling and less load on the engine when unloaded, and an easy-to-read oil sight glass keeps maintenance simple. All sit on powder-coated ASME tanks with a safety valve installed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Framing crews, remodelers, and contractors working on sites without power, who need rugged portable air from a dependable Honda engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your Honda engine and tank — GX160 in an 8-gallon twin-tank or 20-gallon portable, or the larger GX270 in an 8-gallon twin-tank for higher output. All are single-stage, 125 PSI, with throttle control.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e This is a gas-engine, built-to-order unit. \u003cbr\u003e• \u003cstrong\u003eCarbon monoxide hazard:\u003c\/strong\u003e never operate in an enclosed or poorly ventilated space — gas engines produce deadly carbon monoxide. Use outdoors or with proper exhaust ventilation only. \u003cbr\u003e• \u003cstrong\u003eFuel:\u003c\/strong\u003e requires gasoline and routine engine maintenance per Honda's guidance; handle and store fuel safely. \u003cbr\u003e• \u003cstrong\u003eLead time:\u003c\/strong\u003e built to order — confirm current production lead time before purchase. \u003cbr\u003e• \u003cstrong\u003eWeight:\u003c\/strong\u003e 185–250 lb depending on configuration. \u003cbr\u003eIt is the customer's responsibility to verify ventilation, fuel safety, and placement before purchase and operation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHonda GX engine\u003c\/strong\u003e (GX160 or GX270) with throttle control\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eUp to 23.9 CFM @ 0 PSI \/ 18.6 CFM @ 100 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil-lubricated cast iron belt-drive pump\u003c\/strong\u003e for long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-cylinder design\u003c\/strong\u003e for 360° cooling\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIndependent connecting rod \u0026amp; wrist pin, 3 piston rings\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBall bearings at both ends of the crankshaft\u003c\/strong\u003e for less friction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead unloaders\u003c\/strong\u003e (vs. dump valves) for better cooling \u0026amp; less engine load when unloaded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated ASME tank\u003c\/strong\u003e with safety valve installed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaper filter\/silencers\u003c\/strong\u003e and finned copper discharge tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil sight glass\u003c\/strong\u003e for easy level checks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo electricity required\u003c\/strong\u003e — full job-site portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Contractor Gas (Honda) — Single-Stage, 125 PSI, Throttle Control\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHonda Engine\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePump RPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 0 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 100 PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePUK5508G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX160\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 gal Twin Tank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e38 × 18 × 26\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e185\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePUK5520G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX160\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 gal Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e33 × 18 × 33\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e195\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePUK9008G\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGX270\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 gal Twin Tank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1380\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23.9\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18.6\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e42 × 18 × 28\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eContractor gas-powered single-stage cast iron air compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eEngine\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHonda GX160 or GX270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOutput\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUp to 23.9 CFM @ 0 PSI | up to 18.6 CFM @ 100 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDrive \/ Pump\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBelt drive, oil-lubricated cast iron, V-cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-stage, 125 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eTank\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 or 20 gal, powder-coated ASME-certified, safety valve installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eControls\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThrottle control, head unloaders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHonda gas-powered contractor compressor on a powder-coated ASME tank\u003c\/li\u003e\n\u003cli\u003eHonda GX engine (GX160 or GX270 per selected model) with throttle control\u003c\/li\u003e\n\u003cli\u003eOil-lubricated cast iron belt-drive pump, finned copper discharge tube\u003c\/li\u003e\n\u003cli\u003ePaper filter\/silencer, oil sight glass, ASME safety valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documenation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Contractor Series Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eHonda GX Engine Owner's Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"GX160 – 8 Gal Twin Tank","offer_id":45137617518707,"sku":"PUK5508G","price":1464.72,"currency_code":"USD","in_stock":true},{"title":"GX160 – 20 Gal Portable","offer_id":45137617551475,"sku":"PUK5520G","price":1480.36,"currency_code":"USD","in_stock":true},{"title":"GX270 – 8 Gal Twin Tank","offer_id":45137617584243,"sku":"PUK9008G","price":2214.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test1-4.webp?v=1782506413"},{"product_id":"castair-universal-air-compressor-noise-reduction-enclosure-fits-5-25-hp-vertical-compressors","title":"Castair Universal Air Compressor Noise Reduction Enclosure – Fits 5–25 HP Vertical Compressors","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Universal Air Compressor Noise Reduction Enclosure — Fits 5–25 HP Vertical Compressors (Any Brand)\u003c\/h2\u003e\n\u003cp\u003eThe Castair Universal Noise Reduction Enclosure cuts air compressor noise by up to 20 dB while giving your unit a clean, safe, temperature-controlled home — quieter working conditions and a longer compressor life in one heavy-duty steel cabinet. Unlike disposable brand-specific covers, this is a buy-it-once investment: it fits \"Any Brand\" vertical air compressor, so when you eventually replace the compressor inside, the enclosure keeps working. Proudly made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e A thermostat-controlled exhaust fan runs only when needed, conserving energy and keeping the enclosed unit cool. All four doors remove within minutes for full maintenance access, and a built-in control-panel mounting pad provides clean routing for electric supply in, air supply out, and monitoring gauges. Where a brand-X enclosure is thrown away when its matched compressor wears out, the Castair universal design is built to outlive the machine inside it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Shops, clinics, gyms, and commercial spaces that want to dramatically reduce compressor noise and protect their unit — without locking into a disposable, brand-specific cover.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose the enclosure sized to your compressor's horsepower — 5 to 15 HP, or 20 to 25 HP. Both fit standard vertical air compressors of any brand within their HP range.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eFitment:\u003c\/strong\u003e designed for \u003cstrong\u003evertical\u003c\/strong\u003e air compressors within the selected HP range. The enclosure interior is 51″ × 51″ × 97″ — confirm your compressor's footprint and height fit before ordering. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e the thermostat-controlled exhaust fan requires an electrical hookup; route power through the control-panel mounting pad per local code. \u003cbr\u003e• \u003cstrong\u003eWeight \u0026amp; delivery:\u003c\/strong\u003e 685–705 lb; ships by freight and requires equipment to position. \u003cbr\u003eIt is the customer's responsibility to verify compressor orientation, fit, and clearances before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces noise by up to 20 dB\u003c\/strong\u003e for a quieter workspace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits \"Any Brand\" vertical air compressor\u003c\/strong\u003e — buy once, use for a lifetime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll four doors remove in minutes\u003c\/strong\u003e for easy maintenance access\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl-panel mounting pad\u003c\/strong\u003e for electric in, air out \u0026amp; monitoring gauges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat-controlled exhaust fan\u003c\/strong\u003e runs only when needed, conserving energy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean, safe, temperature-controlled environment\u003c\/strong\u003e extends compressor life\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eProudly made in the USA by Castair\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"4\"\u003eCastair Universal Noise Reduction Enclosure\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eFits HP Range\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWeight (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUNE-5-15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 to 15 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e51 × 51 × 97\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e685\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUNE-20-25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20 to 25 HP\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e51 × 51 × 97\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e705\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUniversal air compressor noise reduction enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eNoise Reduction\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUp to 20 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAny-brand vertical air compressor (within HP range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eThermostat-controlled exhaust fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eAccess\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFour quick-remove doors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e51 × 51 × 97 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUniversal noise reduction enclosure with four quick-remove doors\u003c\/li\u003e\n\u003cli\u003eThermostat-controlled exhaust fan\u003c\/li\u003e\n\u003cli\u003eControl-panel mounting pad (electric in \/ air out \/ gauges)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Noise Reduction Enclosure Installation Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"5–15 HP","offer_id":45140688601203,"sku":"UNE-5-15","price":2688.0,"currency_code":"USD","in_stock":true},{"title":"20–25 HP","offer_id":45140688633971,"sku":"UNE-20-25","price":3080.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Castair-new-images-1024x846.webp?v=1782743974"},{"product_id":"castair-cast-iron-bare-air-compressor-pump-with-flywheel-1-5-to-25-hp-single-two-stage-replacement-pumps","title":"Castair Cast Iron Bare Air Compressor Pump with Flywheel – 1.5 to 25 HP, Single \u0026 Two-Stage Replacement Pumps","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Cast Iron Bare Air Compressor Pump with Flywheel — 1.5 to 25 HP, Single \u0026amp; Two-Stage Replacement Pumps\u003c\/h2\u003e\n\u003cp\u003eThe pump is the heart of any air compressor — and when yours wears out, a genuine Castair cast iron replacement brings the whole unit back to life for a fraction of the cost of a new compressor. These heavy-duty cast iron bare pumps run at low RPM for high CFM, quiet operation, and long service life, the same pumps Castair builds its industrial and commercial compressors around. Available from 1.5 HP single-stage up to 25 HP two-stage, with flywheel included on all but one model. Built in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair pumps are all cast iron — built for service life, not disposal. Low-RPM operation means cooler running and a longer life than high-speed competitors, and these are the very pumps used across the Castair Industrial, Commercial, Contractor, and Duplex lines. Choosing the right pump comes down to matching horsepower, stage, cylinder configuration, and flywheel — see the guide below, and contact us with your existing pump part number or compressor model if you need help confirming the fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Rebuilding or repowering a compressor whose tank, motor, and frame are still in good shape — or upgrading an aging pump to genuine Castair cast iron.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Select your pump by horsepower and stage — single-stage from 1.5 to 5 HP, or two-stage from 4 to 25 HP. Note the DD20 ships \u003cem\u003ewith a motor\u003c\/em\u003e, and the S755 does \u003cem\u003enot\u003c\/em\u003e include a flywheel.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eBare pump:\u003c\/strong\u003e except where noted (DD20 includes a motor), these are bare pumps — you must match the flywheel, pulley, belt, and mounting to your existing setup. The S755 does not include a flywheel. \u003cbr\u003e• \u003cstrong\u003eFitment:\u003c\/strong\u003e confirm horsepower, stage, cylinder configuration, and flywheel OD against your current pump before ordering — contact us with your pump part # or compressor model if unsure. \u003cbr\u003e• \u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year, parts only, when properly installed and maintained. \u003cbr\u003e• \u003cstrong\u003eWeight:\u003c\/strong\u003e 20–800 lb depending on model; larger pumps ship by freight. \u003cbr\u003eIt is the customer's responsibility to verify pump compatibility and proper installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty all cast iron construction\u003c\/strong\u003e for durability and long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow RPM, high CFM\u003c\/strong\u003e for cooler, quieter, longer-lasting operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-stage (1.5–5 HP) and two-stage (4–25 HP)\u003c\/strong\u003e options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlywheel included\u003c\/strong\u003e on all models except S755\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThe same pumps used in Castair Industrial, Commercial \u0026amp; Duplex compressors\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepower an existing compressor\u003c\/strong\u003e for far less than a full replacement\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"7\"\u003eCastair Cast Iron Bare Pumps with Flywheel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eStage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCylinder\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eFlywheel OD\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOil Capacity\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePK20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5 – 1A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDD20 \u003cem\u003e(incl. motor)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 w\/ motor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eN\/A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePK30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 – 1A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePK50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eV2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 – 1A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePK60\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eV2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 – 1A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS755 \u003cem\u003e(no flywheel)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eI2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVA80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5 – 5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eV2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12.5 – 2A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 qt\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePUK65\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 – 5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eW3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10 – 1A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28 oz\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 – 7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eInline 2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16.875 – 2B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 qt\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5 – 10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eV4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e19.0 – 2B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 qt\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e320\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eW3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20.7 – 3B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 gal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eC4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15 – 25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eV4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13 – 3B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 gal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCast iron bare air compressor replacement pump (with flywheel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5 – 25 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eStages\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-stage (1.5–5 HP) | Two-stage (4–25 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConstruction\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAll cast iron, low-RPM, oil-lubricated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFlywheel\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIncluded on all models except S755\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 year, parts only, when properly installed \u0026amp; maintained\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair cast iron bare pump per the model selected\u003c\/li\u003e\n\u003cli\u003eFlywheel (all models except S755)\u003c\/li\u003e\n\u003cli\u003eIntegrated motor (DD20 only)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Bare pump — flywheel, pulley, belt, and mounting hardware must be matched to your existing setup unless noted. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Pump Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Pump Breakdowns \u0026amp; Parts Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"PK20 – 1.5 HP Single (1-cyl)","offer_id":45140696367219,"sku":"PK20","price":177.1,"currency_code":"USD","in_stock":true},{"title":"DD20 – 1.5 HP Single (incl. motor)","offer_id":45140696399987,"sku":"DD20","price":373.8,"currency_code":"USD","in_stock":true},{"title":"PK30 – 1.5 HP Single (1-cyl)","offer_id":45140696432755,"sku":"PK30","price":219.1,"currency_code":"USD","in_stock":true},{"title":"PK50 – 2 HP Single (V2)","offer_id":45140696465523,"sku":"PK50","price":338.1,"currency_code":"USD","in_stock":true},{"title":"PK60 – 3.5 HP Single (V2)","offer_id":45140696498291,"sku":"PK60","price":393.4,"currency_code":"USD","in_stock":true},{"title":"S755 – 3.5 HP Single (no flywheel)","offer_id":45140696531059,"sku":"S755","price":404.6,"currency_code":"USD","in_stock":true},{"title":"VA80 – 3.5–5 HP Single (V2)","offer_id":45140696563827,"sku":"VA80","price":887.6,"currency_code":"USD","in_stock":true},{"title":"PUK65 – 4–5 HP Single (W3)","offer_id":45140696596595,"sku":"PUK65","price":550.9,"currency_code":"USD","in_stock":true},{"title":"C1 – 4–7.5 HP Two-Stage","offer_id":45140696629363,"sku":"C1","price":1120.0,"currency_code":"USD","in_stock":true},{"title":"C2 – 7.5–10 HP Two-Stage","offer_id":45140696662131,"sku":"C2","price":1862.0,"currency_code":"USD","in_stock":true},{"title":"C3 – 15 HP Two-Stage","offer_id":45140696694899,"sku":"C3","price":3377.5,"currency_code":"USD","in_stock":true},{"title":"C4 – 15–25 HP Two-Stage","offer_id":45140696760435,"sku":"C4","price":6111.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/CAST-IRON-BARE-PUMPS-WITH-FLYWHEEL_new.webp?v=1782744973"},{"product_id":"castair-air-compressor-electric-motor-2-to-30-hp-single-three-phase-ul-csa-listed","title":"Castair Air Compressor Electric Motor – 2 to 30 HP, Single \u0026 Three-Phase, UL \u0026 CSA Listed","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Air Compressor Electric Motor — 2 to 30 HP, Single \u0026amp; Three-Phase, UL \u0026amp; CSA Listed\u003c\/h2\u003e\n\u003cp\u003eWhen a compressor motor burns out, a genuine Castair replacement gets the unit running again at a fraction of the cost of a new machine. These heavy-duty, open-drip-proof electric motors are UL \u0026amp; CSA listed and built for the high-torque, continuous-duty demands of air compressor service. Available from 2 HP single-phase up to 30 HP three-phase, in the frame sizes, RPMs, and shaft diameters that match Castair compressors and many other brands. Other sizes, voltages, and efficiencies are available on request. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Air compressors are one of the hardest jobs an electric motor can do — these are specified for it, with service factors up to 1.25 and the rugged build to handle constant starting and loading. Getting the right replacement means matching five things: horsepower, phase\/voltage, RPM (1725 vs 3450 — this directly affects your compressor's output), frame size (the mounting bolt pattern), and shaft diameter (for your pulley). Use the guide below, and contact us with your old motor's nameplate or your compressor model if you'd like help confirming the fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a failed or aging compressor motor where the pump, tank, and frame are still in good shape — on Castair units or other brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Select by horsepower and phase. Single-phase from 2 to 10 HP; three-phase from 5 to 30 HP. Note that some HP ratings come in both 3450 RPM and 1725 RPM versions — match the RPM of the motor you're replacing.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch all five specs:\u003c\/strong\u003e HP, phase\/voltage, RPM, frame size, and shaft diameter must match your existing setup. RPM and frame are the most commonly missed — confirm them against your old motor's nameplate. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e installation and wiring should be performed by a licensed electrician to local code, with proper grounding and overload protection. \u003cbr\u003e• \u003cstrong\u003eWeight:\u003c\/strong\u003e 30–380 lb depending on model; larger motors ship by freight. \u003cbr\u003eIt is the customer's responsibility to verify motor compatibility and proper installation. Custom sizes, voltages, and efficiencies available on request.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL \u0026amp; CSA listed\u003c\/strong\u003e for safety and compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpen drip-proof (ODP)\u003c\/strong\u003e construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty, high-torque\u003c\/strong\u003e design for continuous compressor duty\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eService factors up to 1.25\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSingle-phase (2–10 HP) and three-phase (5–30 HP)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple frame sizes, RPMs \u0026amp; shaft diameters\u003c\/strong\u003e to match your compressor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-phase models are tri-voltage\u003c\/strong\u003e (208\/230\/460V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom sizes, voltages \u0026amp; efficiencies available\u003c\/strong\u003e on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications \u0026amp; Model Guide\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"9\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eCastair Electric Motors — Open Drip-Proof, UL \u0026amp; CSA Listed\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eSvc. Factor\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eAmp Draw\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eFrame\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eRPM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background:#f3f3f3; text-align:left;\"\u003eShaft\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2-56-1H\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.00\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\/7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3450\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5-56-1H\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.00\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3450\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5-56Z-1H\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e22\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e56HZ\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3450\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5-184-1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24\/22\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e184T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 1\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7-215-1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e38\/36\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e215T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10-215-1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e46\/43\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e215T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5-184-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\/14\/7\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e184T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 1\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7-213-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23\/22\/11\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e213T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10-215-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\/28\/14\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e215T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15-254-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e41\/40\/20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e254T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 3\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20-256-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e53\/50\/25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e256T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 5\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25-284-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e66\/62\/31\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e284T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30-286-3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\/460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e76\/72\/36\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e286T\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1725\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top:14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width:40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir compressor electric replacement motor (open drip-proof)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 – 30 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-phase (2–10 HP) | Three-phase (5–30 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115\/230V (1Ph) | 208\/230\/460V (3Ph)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eEnclosure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOpen drip-proof (ODP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUL \u0026amp; CSA listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair air compressor electric motor per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Motor only — pulley, belt, and mounting hardware are not included. Match HP, phase, voltage, RPM, frame, and shaft to your existing setup. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Motor Wiring \u0026amp; Installation Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duty Cycles \/ Wiring Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"2 HP – 1 Phase 3450 RPM","offer_id":45140709441651,"sku":"2-56-1H-1","price":256.9,"currency_code":"USD","in_stock":true},{"title":"3.5 HP – 1 Phase 3450 RPM","offer_id":45140709474419,"sku":"2-56-1H-2","price":320.6,"currency_code":"USD","in_stock":true},{"title":"5 HP – 1 Phase 3450 RPM","offer_id":45140709507187,"sku":"2-56-1H-3","price":497.0,"currency_code":"USD","in_stock":true},{"title":"5 HP – 1 Phase 1725 RPM","offer_id":45140709539955,"sku":"2-56-1H-4","price":660.1,"currency_code":"USD","in_stock":true},{"title":"7.5 HP – 1 Phase 1725 RPM","offer_id":45140709605491,"sku":"2-56-1H-6","price":924.7,"currency_code":"USD","in_stock":true},{"title":"10 HP – 1 Phase 1725 RPM","offer_id":45140709638259,"sku":"2-56-1H-7","price":1288.0,"currency_code":"USD","in_stock":true},{"title":"5 HP – 3 Phase 1725 RPM","offer_id":45140709671027,"sku":"2-56-1H-8","price":625.8,"currency_code":"USD","in_stock":true},{"title":"7.5 HP – 3 Phase 1725 RPM","offer_id":45140709703795,"sku":"2-56-1H-9","price":763.7,"currency_code":"USD","in_stock":true},{"title":"10 HP – 3 Phase 1725 RPM","offer_id":45140709736563,"sku":"2-56-1H-10","price":903.0,"currency_code":"USD","in_stock":true},{"title":"15 HP – 3 Phase 1725 RPM","offer_id":45140709769331,"sku":"2-56-1H-11","price":1524.6,"currency_code":"USD","in_stock":true},{"title":"20 HP – 3 Phase 1725 RPM","offer_id":45140709802099,"sku":"2-56-1H-12","price":1612.1,"currency_code":"USD","in_stock":true},{"title":"25 HP – 3 Phase 1725 RPM","offer_id":45140709834867,"sku":"2-56-1H-13","price":2146.2,"currency_code":"USD","in_stock":true},{"title":"30 HP – 3 Phase 1725 RPM","offer_id":45140709867635,"sku":"2-56-1H-14","price":2465.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/CastAirElectricMotor.webp?v=1782750624"},{"product_id":"castair-air-compressor-tank-air-receiver-8-to-240-gallon-asme-non-code-horizontal-vertical","title":"Castair Air Compressor Tank \/ Air Receiver – 8 to 240 Gallon, ASME \u0026 Non-Code, Horizontal \u0026 Vertical","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Air Compressor Tank \/ Air Receiver — 8 to 240 Gallon, ASME \u0026amp; Non-Code, Horizontal \u0026amp; Vertical\u003c\/h2\u003e\n\u003cp\u003eA Castair air receiver gives your compressor durable, powder-coated air storage built to last. Whether you're replacing a rusted-out tank, building a custom compressor, or adding extra storage volume to your air system, these receivers cover everything from an 8-gallon portable up to a 240-gallon horizontal — in both ASME-coded and non-code versions, vertical and horizontal, rated up to 200 PSI. Each tank includes a top mounting plate sized for the pump and motor assembly. Made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The ASME-coded receivers are built and certified to the ASME pressure-vessel code — the standard many jobsites, inspectors, and insurers require — while the compact non-code 8-gallon receivers suit portable and light-duty builds where ASME certification isn't mandated. Every tank is powder-coated for corrosion resistance, and the top-plate size determines which pump\/motor assembly will bolt up, so match it to your build. Remote tanks are also available — contact us for a quote.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a failed or corroded tank, building a custom compressor, or adding receiver capacity to an existing compressed-air system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your tank by gallon capacity, orientation (horizontal, vertical, or portable), pressure rating, and code status. ASME-coded options run 20–240 gallon; non-code options are the compact 8-gallon receivers.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eCode status:\u003c\/strong\u003e the 8-gallon receivers are \u003cstrong\u003enon-code (not ASME-certified)\u003c\/strong\u003e; the 20–240 gallon receivers are \u003cstrong\u003eASME-coded\u003c\/strong\u003e. If your jobsite, local code, or insurer requires an ASME-certified vessel, choose an ASME model. \u003cbr\u003e• \u003cstrong\u003ePressure:\u003c\/strong\u003e never exceed the tank's rated PSI (150–200 PSI depending on model). Use a properly rated safety valve. \u003cbr\u003e• \u003cstrong\u003eTank only:\u003c\/strong\u003e the receiver does not include pump, motor, fittings, safety valve, drain, or gauges unless ordered separately. The top-plate size determines pump\/motor fitment — verify before ordering. \u003cbr\u003e• \u003cstrong\u003eWeight:\u003c\/strong\u003e 30–790 lb depending on model; larger tanks ship by freight. \u003cbr\u003eIt is the customer's responsibility to verify code requirements, pressure rating, and component fitment before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 to 240 gallon\u003c\/strong\u003e capacity range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-coded\u003c\/strong\u003e (20–240 gal) and \u003cstrong\u003enon-code\u003c\/strong\u003e (8 gal) options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorizontal, vertical \u0026amp; portable\u003c\/strong\u003e designs\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRated up to 200 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePowder-coated\u003c\/strong\u003e for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop mounting plate\u003c\/strong\u003e sized for the pump\/motor assembly\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote tanks available\u003c\/strong\u003e — contact us for a quote\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"8\"\u003eCastair Air Receiver Tanks — Powder-Coated, ASME \u0026amp; Non-Code\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eGal.\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTank Size\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eType\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eTop Plate\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eMax PSI\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCode\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8P150D\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10×24\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDD Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6×7\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNon-Code\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8P150B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10×24\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBD Portable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6×16\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNon-Code\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20P150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14×31\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePortable\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9×22\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30H175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18×33\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.5×25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e105\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30GH200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16×38\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal (HD plate)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13×40\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e147\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60V150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.5×25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e138\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80V200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24×48\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e13×32\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80H200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e80\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20×66\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120V200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30×45\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVertical\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e355\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120H200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24×68\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e355\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120HD200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24×68\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal (HD plate)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×85\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e445\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240H200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30×84\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×44\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e700\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240HD200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e240\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30×84\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal (HD plate)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e17×85\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e790\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir compressor receiver tank (air receiver)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCapacity Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8 – 240 gallon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOrientation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHorizontal, vertical \u0026amp; portable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e150 – 200 PSI (per model)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFinish\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePowder-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-coded (20–240 gal); 8-gal receivers are non-code\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOrigin\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair air receiver tank with top mounting plate, per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Tank only — pump, motor, safety valve, drain, gauges, and fittings are not included unless ordered separately. Complete kits with wheels, axle, handle, vibration pads \u0026amp; belt guard, plus tank hardware and base plates, are available as separate items. Remote tanks available — contact us for a quote.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Air Receiver Tank Spec Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Installation Diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"8 Gal DD Portable (Non-Code)","offer_id":45140733329523,"sku":"8P150D","price":96.6,"currency_code":"USD","in_stock":true},{"title":"8 Gal BD Portable (Non-Code)","offer_id":45140733362291,"sku":"8P150B","price":132.3,"currency_code":"USD","in_stock":true},{"title":"20 Gal Portable (ASME)","offer_id":45140733427827,"sku":"20P150","price":340.9,"currency_code":"USD","in_stock":true},{"title":"30 Gal Horizontal (ASME)","offer_id":45140733460595,"sku":"30H175","price":625.1,"currency_code":"USD","in_stock":true},{"title":"30 Gal Horizontal HD (ASME)","offer_id":45140733493363,"sku":"30GH200","price":840.0,"currency_code":"USD","in_stock":true},{"title":"60 Gal Vertical (ASME)","offer_id":45140733526131,"sku":"60V150","price":625.1,"currency_code":"USD","in_stock":true},{"title":"80 Gal Vertical (ASME)","offer_id":45140733558899,"sku":"80V200","price":963.9,"currency_code":"USD","in_stock":true},{"title":"80 Gal Horizontal (ASME)","offer_id":45140733591667,"sku":"80H200","price":1323.0,"currency_code":"USD","in_stock":true},{"title":"120 Gal Vertical (ASME)","offer_id":45140733624435,"sku":"120V200","price":2125.9,"currency_code":"USD","in_stock":true},{"title":"120 Gal Horizontal (ASME)","offer_id":45140733657203,"sku":"120H200","price":1596.0,"currency_code":"USD","in_stock":true},{"title":"120 Gal Horizontal HD (ASME)","offer_id":45140733689971,"sku":"120HD200","price":2095.8,"currency_code":"USD","in_stock":true},{"title":"240 Gal Horizontal (ASME)","offer_id":45140733722739,"sku":"240H200","price":3105.2,"currency_code":"USD","in_stock":true},{"title":"240 Gal Horizontal HD (ASME)","offer_id":45140733755507,"sku":"240HD200","price":3570.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/TANK3.webp?v=1782748473"},{"product_id":"castair-air-compressor-pressure-switch","title":"Castair Air Compressor Pressure Switch","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Air Compressor Pressure Switch — 95-125 \/ 145-175 \/ 15-230 PSI, UL\/CSA Listed\u003c\/h2\u003e\n\u003cp\u003eThe pressure switch is what tells your compressor when to run and when to stop — cutting power to the motor when the tank reaches cut-out pressure and restarting it at cut-in. These genuine Castair switches are UL\/CSA listed, easy to adjust, and built with corrosion-resistant covers for long service life. Available in low-pressure (95-125 PSI), high-pressure (145-175 PSI), and wide-range adjustable (15-230 PSI) versions, with or without an unloader, on\/off lever, and four-way porting. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Match the switch to how your compressor runs. The \u003cstrong\u003ePSI range\u003c\/strong\u003e should bracket your operating pressure — 95-125 for most single-stage units, 145-175 for two-stage 175 PSI compressors, or the adjustable 15-230 for custom setups. The \u003cstrong\u003eunloader\u003c\/strong\u003e versions bleed head pressure off the pump so the motor restarts under no load (most belt-drive compressors need this), the \u003cstrong\u003eon\/off lever\u003c\/strong\u003e adds manual control, and the \u003cstrong\u003efour-way\u003c\/strong\u003e versions simplify plumbing. A separate unloader valve (PSUV) is also available as a replacement part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a failed or worn pressure switch, building or repairing a compressor, or completing a tankless Cube power unit (which requires a pressure switch to operate).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your PSI range and features — low (95-125), high (145-175), or adjustable (15-230), with the unloader \/ on-off \/ four-way combination your setup needs.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch the PSI range\u003c\/strong\u003e to your compressor's operating pressure (e.g., a 175 PSI two-stage unit needs a 145-175 switch). \u003cbr\u003e• \u003cstrong\u003eUnloader:\u003c\/strong\u003e most belt-drive compressors require an unloader version for proper restart — confirm whether your setup needs one. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e the switch's voltage\/amp rating must match your motor; wiring should be done by a qualified person to local code. \u003cbr\u003eIt is the customer's responsibility to verify pressure range, unloader requirement, and electrical compatibility before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL\/CSA listed\u003c\/strong\u003e for safety and compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion-resistant covers\u003c\/strong\u003e for long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to adjust\u003c\/strong\u003e cut-in \/ cut-out settings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree pressure ranges\u003c\/strong\u003e — 95-125, 145-175, and adjustable 15-230 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith or without unloader\u003c\/strong\u003e for load-less restart\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOptional on\/off lever and four-way porting\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable-differential version\u003c\/strong\u003e (PSAD15-230) for custom setups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired component\u003c\/strong\u003e for tankless Cube power units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"3\"\u003eCastair Pressure Switches — UL\/CSA Listed\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePSI On\/Off\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSL1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e95-125\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNo unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSL1X\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e95-125\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSL1MIX\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e95-125\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader \u0026amp; on\/off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSL4MIX\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e95-125\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader, on\/off \u0026amp; four-way\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSH1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e145-175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNo unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSH1X\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e145-175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSH1MIX\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e145-175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader \u0026amp; on\/off\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSH4MIX\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e145-175\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eWith unloader, on\/off \u0026amp; four-way\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSAD15-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15-230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNo unloader, adjustable differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePSUV\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePressure switch unloader valve (replacement part)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir compressor pressure switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e95-125, 145-175, and 15-230 PSI (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOptions\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUnloader, on\/off lever, four-way porting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCover\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCorrosion-resistant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUL\/CSA listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair pressure switch per the model selected (or unloader valve for PSUV)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Switch only — wiring, fittings, and tubing not included. Match the PSI range and unloader configuration to your compressor. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Pressure Switch Wiring \u0026amp; Adjustment Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"95–125 PSI – No Unloader","offer_id":45140742471795,"sku":"PSL1","price":36.66,"currency_code":"USD","in_stock":true},{"title":"95–125 PSI – With Unloader","offer_id":45140742504563,"sku":"PSL1X","price":40.56,"currency_code":"USD","in_stock":true},{"title":"95–125 PSI – Unloader + On\/Off","offer_id":45140742537331,"sku":"PSL1MIX","price":41.34,"currency_code":"USD","in_stock":true},{"title":"95–125 PSI – Unloader + On\/Off + Four-Way","offer_id":45140742570099,"sku":"PSL4MIX","price":49.14,"currency_code":"USD","in_stock":true},{"title":"145–175 PSI – No Unloader","offer_id":45140742602867,"sku":"PSH1","price":36.66,"currency_code":"USD","in_stock":true},{"title":"145–175 PSI – With Unloader","offer_id":45140742635635,"sku":"PSH1X","price":40.56,"currency_code":"USD","in_stock":true},{"title":"145–175 PSI – Unloader + On\/Off","offer_id":45140742668403,"sku":"PSH1MIX","price":41.34,"currency_code":"USD","in_stock":true},{"title":"145–175 PSI – Unloader + On\/Off + Four-Way","offer_id":45140742701171,"sku":"PSH4MIX","price":49.14,"currency_code":"USD","in_stock":true},{"title":"15–230 PSI – Adjustable Differential","offer_id":45140742733939,"sku":"PSAD15-230","price":243.36,"currency_code":"USD","in_stock":true},{"title":"Unloader Valve (replacement part)","offer_id":45140742766707,"sku":"PSUV","price":20.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/AirCompressorPressureSwitch.webp?v=1782750030"},{"product_id":"castair-magnetic-motor-starter","title":"Castair Magnetic Motor Starter","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Magnetic Motor Starter — 5 to 30 HP, Single \u0026amp; Three-Phase (208\/230 \u0026amp; 460V)\u003c\/h2\u003e\n\u003cp\u003eA magnetic motor starter safely switches your compressor motor on and off and protects it from overload — essential for three-phase motors and larger single-phase units. These genuine Castair starters are matched to compressor duty across 5 to 30 HP, in single-phase and three-phase, at 208\/230V or 460V. Each starter pairs with a specific overload heater (sold separately) sized to your motor's amp draw. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Choosing the right starter means matching three things to your motor: horsepower, voltage, and phase. Equally important are the \u003cstrong\u003eoverload heaters\u003c\/strong\u003e — these are the elements that trip the starter if the motor draws too much current, protecting it from burnout. \u003cstrong\u003eOne heater is required for single-phase, three heaters for three-phase\u003c\/strong\u003e, and each starter has a specific matching heater part number (listed below). Order the correct heaters with your starter so the motor is properly protected from day one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a failed starter, building or repairing a three-phase compressor, or adding proper overload protection to a motor — on Castair units or other brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your starter by horsepower, phase, and voltage. Single-phase options run 5–10 HP; three-phase options run 5–30 HP at either 208\/230V or 460V. Match the required heater(s) from the guide below.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eHeaters required \u0026amp; sold separately:\u003c\/strong\u003e order \u003cstrong\u003eone heater for single-phase\u003c\/strong\u003e or \u003cstrong\u003ethree heaters for three-phase\u003c\/strong\u003e, using the matching heater part number shown for your starter. A starter without the correct heaters will not protect your motor. \u003cbr\u003e• \u003cstrong\u003eMatch the motor:\u003c\/strong\u003e HP, voltage, and phase must match your motor exactly. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e wiring and installation should be performed by a licensed electrician to local code, with proper grounding. \u003cbr\u003eIt is the customer's responsibility to verify starter and heater compatibility with the motor before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetic motor starter\u003c\/strong\u003e with overload protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 to 30 HP\u003c\/strong\u003e coverage\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSingle-phase (5–10 HP) and three-phase (5–30 HP)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e208\/230V and 460V\u003c\/strong\u003e options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatched overload heaters\u003c\/strong\u003e sized to each motor (sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressor-duty rated\u003c\/strong\u003e for reliable starting and protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired component\u003c\/strong\u003e for three-phase compressor builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 6px;\"\u003e\u003cem\u003eHeater requirement: 1 per single-phase starter · 3 per three-phase starter.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Magnetic Motor Starters\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eStarter Part #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHP\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePhase\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eVoltage\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eRequired Heater #\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS51\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB36 (×1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS71\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB45 (×1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS101\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB70 (×1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS52\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB25 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS54\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB11.5 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS72\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB36 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS74\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB22 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS102\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB45 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS104\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB25 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS152\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB70 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS154\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e15\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB32 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS202\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCC87.7 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS204\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB40 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS252\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCC132 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS254\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB45 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS302\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCC143 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS304\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eB56 (×3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMagnetic motor starter (with overload protection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHP Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5 – 30 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePhase\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSingle-phase (5–10 HP) | Three-phase (5–30 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e208\/230V and 460V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHeaters\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRequired \u0026amp; sold separately — 1 per 1-phase, 3 per 3-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair magnetic motor starter per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Starter only — overload heaters are required and sold separately. Order 1 heater for single-phase or 3 for three-phase, using the matching heater part number above. Contact us to confirm starter and heater fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Magnetic Starter Wiring \u0026amp; Installation Guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Duty Cycles \/ Wiring Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"5 HP – 1 Phase 208\/230V","offer_id":45140764426355,"sku":"S51","price":271.44,"currency_code":"USD","in_stock":true},{"title":"7.5 HP – 1 Phase 208\/230V","offer_id":45140764459123,"sku":"S71","price":313.56,"currency_code":"USD","in_stock":true},{"title":"10 HP – 1 Phase 230V","offer_id":45140764491891,"sku":"S101","price":546.78,"currency_code":"USD","in_stock":true},{"title":"5 HP – 3 Phase 208\/230V","offer_id":45140764524659,"sku":"S52","price":240.24,"currency_code":"USD","in_stock":true},{"title":"5 HP – 3 Phase 460V","offer_id":45140764557427,"sku":"S54","price":240.24,"currency_code":"USD","in_stock":true},{"title":"7.5 HP – 3 Phase 208\/230V","offer_id":45140764590195,"sku":"S72","price":290.94,"currency_code":"USD","in_stock":true},{"title":"7.5 HP – 3 Phase 460V","offer_id":45140764622963,"sku":"S74","price":240.24,"currency_code":"USD","in_stock":true},{"title":"10 HP – 3 Phase 208\/230V","offer_id":45140764655731,"sku":"S102","price":405.6,"currency_code":"USD","in_stock":true},{"title":"10 HP – 3 Phase 460V","offer_id":45140764688499,"sku":"S104","price":290.94,"currency_code":"USD","in_stock":true},{"title":"15 HP – 3 Phase 208\/230V","offer_id":45140764721267,"sku":"S152","price":596.7,"currency_code":"USD","in_stock":true},{"title":"15 HP – 3 Phase 460V","offer_id":45140764754035,"sku":"S154","price":290.94,"currency_code":"USD","in_stock":true},{"title":"20 HP – 3 Phase 208\/230V","offer_id":45140764786803,"sku":"S202","price":600.6,"currency_code":"USD","in_stock":true},{"title":"20 HP – 3 Phase 460V","offer_id":45140764819571,"sku":"S204","price":418.86,"currency_code":"USD","in_stock":true},{"title":"25 HP – 3 Phase 208\/230V","offer_id":45140764852339,"sku":"S252","price":786.24,"currency_code":"USD","in_stock":true},{"title":"25 HP – 3 Phase 460V","offer_id":45140764885107,"sku":"S254","price":624.0,"currency_code":"USD","in_stock":true},{"title":"30 HP – 3 Phase 208\/230V","offer_id":45140764917875,"sku":"S302","price":1150.5,"currency_code":"USD","in_stock":true},{"title":"30 HP – 3 Phase 460V","offer_id":45140764950643,"sku":"S304","price":624.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/start.webp?v=1782751178"},{"product_id":"castair-air-compressor-check-valve-in-tank-in-line-unloader-types","title":"Castair Air Compressor Check Valve – In-Tank, In-Line \u0026 Unloader Types","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Air Compressor Check Valve — In-Tank, In-Line \u0026amp; 90° Bleeder Types, 1\/4″ to 1″\u003c\/h2\u003e\n\u003cp\u003eA check valve keeps compressed air flowing one way — from the pump into the tank — and stops it from rushing back into the pump head when the compressor shuts off. That backflow protection is what lets the motor restart against no load and keeps your pump from damage. Castair offers genuine check valves in every common configuration: in-tank, in-line, and 90° bleeder, in compression-fitting and NPT-female connections from 1\/4″ up to 1″. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair's in-tank check valves are rated for 500 PSIG and 400°F and include a 1\/8″ side port for the unloader line — the connection that lets the pressure switch bleed head pressure for a load-less restart. Choosing the right valve comes down to matching the inlet\/outlet sizes, the connection type (compression fitting vs NPT female), and the application: in-tank at the tank inlet, in-line in your air piping, or the 90° bleeder type for DD\/PK\/PP pumps.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a failed or leaking check valve, building or repairing a compressor, or completing a custom air system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose by type (in-tank, in-line, or 90° bleeder), connection (compression fitting or NPT female), and inlet × outlet size.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch size \u0026amp; connection:\u003c\/strong\u003e confirm the inlet × outlet sizes and the connection type (compression fitting vs NPT female) against your existing plumbing. \u003cbr\u003e• \u003cstrong\u003eMatch the application:\u003c\/strong\u003e in-tank, in-line, and 90° bleeder (for DD\/PK\/PP pumps) types are not interchangeable. \u003cbr\u003e• \u003cstrong\u003eRatings:\u003c\/strong\u003e in-tank valves are rated 500 PSIG \/ 400°F — do not exceed. \u003cbr\u003eIt is the customer's responsibility to verify valve type, size, connection, and fitment before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents backflow\u003c\/strong\u003e from tank to pump for safe, load-less restart\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIn-tank valves rated 500 PSIG \/ 400°F\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/8″ side port for unloader\u003c\/strong\u003e on in-tank valves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression-fitting \u0026amp; NPT-female\u003c\/strong\u003e connections\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSizes from 1\/4″ to 1″\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIn-tank, in-line \u0026amp; 90° bleeder types\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90° bleeder type\u003c\/strong\u003e for DD, PK \u0026amp; PP units (with repair kit \u0026amp; cold-start valve available)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 6px;\"\u003e\u003cem\u003eRated 500 PSIG \/ 400°F · 1\/8″ side port for unloader.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"3\"\u003eIn-Tank — Compression Fitting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eConnection\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eInlet × Outlet\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD3838\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/8 × 3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD3812\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/8 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD1212\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD5812\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e5\/8 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD1234\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD3434\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4 × 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD3410\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4 × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTD1238\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComp. fitting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 3\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn-Tank Check Valves — NPT Female (CTB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"3\"\u003eIn-Tank — NPT Female\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eConnection\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eInlet × Outlet\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTB3812\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/8 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTB1212\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTB1234\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTB3434\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4 × 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCTB1010\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e90° Bleeder Port — for DD, PK \u0026amp; PP Units\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003e90° w\/ Bleeder Port\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2414025\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2″ Flare inlet × 1\/2″ MNPT outlet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2414025K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRepair kit for 2414025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCSV\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCold start valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eIn-Line Check Valves — NPT Female \/ Female (CLB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"3\"\u003eIn-Line — Female \/ Female\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eConnection\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eInlet × Outlet\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCLB1414\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4 × 1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCLB1212\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2 × 1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCLB3434\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4 × 3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCLB1010\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCLB112112\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eNPT female\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1-1\/2 × 1-1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eAir compressor check valve (in-tank, in-line, 90° bleeder)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSizes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″ to 1″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnections\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCompression fitting \u0026amp; NPT female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eIn-Tank Rating\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e500 PSIG \/ 400°F, 1\/8″ unloader side port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair check valve per the model selected (or repair kit \/ cold-start valve where specified)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Valve only — confirm size, connection type, and application before ordering. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Check Valve Reference \u0026amp; Installation Diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"In-Tank Compression-CTD3838","offer_id":45140848050291,"sku":"CTD3838","price":20.28,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD3812","offer_id":45140848083059,"sku":"CTD3812","price":20.28,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD1212","offer_id":45140848115827,"sku":"CTD1212","price":21.84,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD5812","offer_id":45140848148595,"sku":"CTD5812","price":30.42,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD1234","offer_id":45140848181363,"sku":"CTD1234","price":30.42,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD3434","offer_id":45140848214131,"sku":"CTD3434","price":30.42,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD3410","offer_id":45140848246899,"sku":"CTD3410","price":47.58,"currency_code":"USD","in_stock":true},{"title":"In-Tank Compression-CTD1238","offer_id":45140848279667,"sku":"CTD1238","price":25.74,"currency_code":"USD","in_stock":true},{"title":"In-Tank NPT Female-CTB3812","offer_id":45140848312435,"sku":"CTB3812","price":21.84,"currency_code":"USD","in_stock":true},{"title":"In-Tank NPT Female-CTB1212","offer_id":45140848345203,"sku":"CTB1212","price":20.28,"currency_code":"USD","in_stock":true},{"title":"In-Tank NPT Female-CTB1234","offer_id":45140848377971,"sku":"CTB1234","price":30.42,"currency_code":"USD","in_stock":true},{"title":"In-Tank NPT Female-CTB3434","offer_id":45140848410739,"sku":"CTB3434","price":31.98,"currency_code":"USD","in_stock":true},{"title":"In-Tank NPT Female-CTB1010","offer_id":45140848443507,"sku":"CTB1010","price":51.48,"currency_code":"USD","in_stock":true},{"title":"90° Bleeder for DD\/PK\/PP-2414025","offer_id":45140848541811,"sku":"2414025","price":23.4,"currency_code":"USD","in_stock":true},{"title":"90° Bleeder for DD\/PK\/PP -2414025K","offer_id":45140848574579,"sku":"2414025K","price":8.58,"currency_code":"USD","in_stock":true},{"title":"In-Line NPT F\/F-CLB1414","offer_id":45140848607347,"sku":"CLB1414","price":27.3,"currency_code":"USD","in_stock":true},{"title":"In-Line NPT F\/F-CLB1212","offer_id":45140848640115,"sku":"CLB1212","price":36.66,"currency_code":"USD","in_stock":true},{"title":"In-Line NPT F\/F-CLB3434","offer_id":45140848672883,"sku":"CLB3434","price":47.58,"currency_code":"USD","in_stock":true},{"title":"In-Line NPT F\/F-CLB1010","offer_id":45140848705651,"sku":"CLB1010","price":74.1,"currency_code":"USD","in_stock":true},{"title":"In-Line NPT F\/F-CLB112112","offer_id":45140848738419,"sku":"CLB112112","price":222.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Castair.png?v=1782401518"},{"product_id":"castair-asme-air-compressor-safety-valve-relief-valve","title":"Castair ASME Air Compressor Safety Valve \/ Relief Valve","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair ASME Air Compressor Safety Valve \/ Relief Valve — 1\/4″ \u0026amp; 1\/2″, 25 to 250 PSI\u003c\/h2\u003e\n\u003cp\u003eThe safety valve is the single most important protective device on any air compressor — it vents the tank if pressure ever climbs past its set point, preventing a dangerous over-pressure condition. Castair's ASME-rated safety valves come in 1\/4″ (ST25) and 1\/2″ (SF50) sizes, factory-set to the PSI you specify. Common in-stock settings are 70, 100, 125, 150, 200, and 250 PSI, with many other sizes and settings available on request. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e These are genuine ASME safety valves, set and certified to relieve at their rated pressure. The valve's set pressure must be at or below your tank's maximum rated working pressure and above the compressor's cut-out pressure, so it only opens in a true over-pressure event. When you order, specify the PSI setting you need — Castair sets the valve to that pressure (the setting is added to the part number, e.g., ST25-150).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a weeping, leaking, or failed safety valve, building or repairing a compressor, or ensuring code-compliant over-pressure protection on any air receiver.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your size — 1\/4″ (ST25, adjustable 25-250 PSI) or 1\/2″ (SF50, adjustable 50-250 PSI) — and specify your required PSI setting at order (70, 100, 125, 150, 200, 250, or other on request).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ CRITICAL SAFETY — READ BEFORE ORDERING:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eNever operate a compressor or pressurized tank without a properly rated safety valve.\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eSet pressure must NOT exceed the tank's maximum rated working pressure\u003c\/strong\u003e, and should sit above the compressor's cut-out pressure so it opens only in an over-pressure event. \u003cbr\u003e• \u003cstrong\u003eSpecify your required PSI setting when ordering.\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eDo not adjust, plug, or bypass\u003c\/strong\u003e a safety valve. If a valve ever weeps, leaks, or vents, replace it — do not disable it. \u003cbr\u003eIt is the customer's responsibility to verify the correct size and PSI setting for the tank and system before purchase and installation. If unsure, contact us.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eASME-rated\u003c\/strong\u003e safety \/ pressure-relief valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-set and certified\u003c\/strong\u003e to your specified relief pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/4″ (ST25) and 1\/2″ (SF50)\u003c\/strong\u003e sizes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable ranges:\u003c\/strong\u003e ST25 covers 25-250 PSI; SF50 covers 50-250 PSI\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCommon settings: 70, 100, 125, 150, 200 \u0026amp; 250 PSI\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePSI setting added to the part number\u003c\/strong\u003e when ordering (e.g., ST25-150)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther sizes \u0026amp; settings available\u003c\/strong\u003e — please inquire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 6px;\"\u003e\u003cem\u003eWhen ordering, add your PSI setting to the part number — e.g., ST25-150 = 1\/4″ valve set at 150 PSI.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"3\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eCastair ASME Safety Valves\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eSize\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePSI Settings\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25-250 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eST25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50-250 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSF50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME air compressor safety \/ pressure-relief valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSizes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″ (ST25) and 1\/2″ (SF50)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePSI Settings\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e70, 100, 125, 150, 200, 250 (others available) — specify at order\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eASME-rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair ASME safety valve, factory-set to your specified PSI\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Valve only — specify the PSI setting and confirm the correct size for your tank's maximum rated pressure before ordering. Other sizes\/settings available on request. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Safety Valve Reference \u0026amp; Installation Diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"1\/4″","offer_id":45140890976371,"sku":"ST25","price":13.26,"currency_code":"USD","in_stock":true},{"title":"1\/2″","offer_id":45140891009139,"sku":"SF50","price":32.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Castairsafetyvalve.webp?v=1782756723"},{"product_id":"castair-steel-frame-air-compressor-pressure-gauge","title":"Castair Steel Frame Air Compressor Pressure Gauge","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Steel Frame Air Compressor Pressure Gauge — 1.5″ to 2.5″, 0-60 to 0-300 PSI, Back \u0026amp; Bottom Mount\u003c\/h2\u003e\n\u003cp\u003eA clear, accurate pressure gauge tells you exactly what your compressor and air system are doing. Castair's steel-frame gauges are built for shop and compressor duty, available in 1.5″, 2″, and 2.5″ dials, pressure ranges from 0-60 up to 0-300 PSI, with back or bottom mounting and 1\/8″ or 1\/4″ NPT connections. Liquid-filled and flanged versions are offered for the toughest applications. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The \u003cstrong\u003eliquid-filled\u003c\/strong\u003e versions are the standout — the fill dampens needle vibration and pulsation from a running compressor, giving a steady, readable display and a much longer gauge life than a dry gauge in the same spot. Choosing the right gauge means matching four things: the NPT thread (1\/8″ or 1\/4″), the dial size (for your panel cutout), the pressure range (pick one that comfortably exceeds your system's working pressure), and the mounting — \u003cstrong\u003eback mount\u003c\/strong\u003e for flush panel mounting, \u003cstrong\u003ebottom mount\u003c\/strong\u003e for tank or line mounting. A flanged 2.5″ option is available for clean panel installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a fogged, cracked, or inaccurate gauge, building or repairing a compressor, or adding monitoring points to an air system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your dial size, pressure range, and mounting (back or bottom). Liquid-filled and flanged 2.5″ versions are included as options.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch the connection:\u003c\/strong\u003e confirm the NPT thread size (1\/8″ or 1\/4″) and the mounting orientation (back vs. bottom) for your panel or fitting. \u003cbr\u003e• \u003cstrong\u003eChoose the right range:\u003c\/strong\u003e select a pressure range that comfortably exceeds your system's maximum working pressure for accuracy and gauge life (e.g., a 0-200 or 0-300 gauge for a 175 PSI system). \u003cbr\u003e• \u003cstrong\u003eFor compressor-mounted use,\u003c\/strong\u003e a liquid-filled gauge is recommended to handle vibration. \u003cbr\u003eIt is the customer's responsibility to verify thread, size, range, and mounting before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel frame\u003c\/strong\u003e construction for durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiquid-filled options\u003c\/strong\u003e dampen vibration for steady readings \u0026amp; long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial sizes:\u003c\/strong\u003e 1.5″, 2″, 2.5″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure ranges:\u003c\/strong\u003e 0-60, 0-160, 0-200, 0-300 PSI\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBack or bottom mounting\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/8″ \u0026amp; 1\/4″ NPT\u003c\/strong\u003e connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlanged 2.5″ option\u003c\/strong\u003e for clean panel mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther sizes, ranges \u0026amp; options available\u003c\/strong\u003e — please inquire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Steel Frame Pressure Gauges\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eNPT\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eDial Size\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePressure\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eMounting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151860B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151860U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151816B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-160 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151816U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-160 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG201420B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-200 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG201420U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-200 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG251430U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGL251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Liquid-Filled\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGL251430U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Liquid-Filled\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGF251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Flanged\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel frame air pressure gauge (dry \u0026amp; liquid-filled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDial Sizes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″, 2″, 2.5″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60, 0-160, 0-200, 0-300 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnections\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″ \u0026amp; 1\/4″ NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack or bottom (flanged option available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair steel-frame pressure gauge per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Gauge only — confirm NPT thread, dial size, pressure range, and mounting before ordering. Other sizes\/ranges available on request. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Gauge Reference \u0026amp; Installation Diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"1.5\" – 0–60 PSI – Back (1\/8\")","offer_id":45140899168371,"sku":"G151860B","price":10.92,"currency_code":"USD","in_stock":true},{"title":"1.5\" – 0–60 PSI – Bottom (1\/8\")","offer_id":45140899201139,"sku":"G151860U","price":10.92,"currency_code":"USD","in_stock":true},{"title":"1.5\" – 0–160 PSI – Back (1\/8\")","offer_id":45140899233907,"sku":"G151816B","price":10.92,"currency_code":"USD","in_stock":true},{"title":"1.5\" – 0–160 PSI – Bottom (1\/8\")","offer_id":45140899266675,"sku":"G151816U","price":10.92,"currency_code":"USD","in_stock":true},{"title":"2\" – 0–200 PSI – Back (1\/4\")","offer_id":45140899299443,"sku":"G201420B","price":11.7,"currency_code":"USD","in_stock":true},{"title":"2\" – 0–200 PSI – Bottom (1\/4\")","offer_id":45140899332211,"sku":"G201420U","price":11.7,"currency_code":"USD","in_stock":true},{"title":"2.5\" – 0–300 PSI – Back (1\/4\")","offer_id":45140899364979,"sku":"G251430B","price":14.82,"currency_code":"USD","in_stock":true},{"title":"2.5\" – 0–300 PSI – Bottom (1\/4\")","offer_id":45140899397747,"sku":"G251430U","price":14.82,"currency_code":"USD","in_stock":true},{"title":"2.5\" Liquid-Filled – 0–300 PSI – Back (1\/4\")","offer_id":45140899430515,"sku":"GL251430B","price":22.62,"currency_code":"USD","in_stock":true},{"title":"2.5\" Liquid-Filled – 0–300 PSI – Bottom (1\/4\")","offer_id":45140899463283,"sku":"GL251430U","price":22.62,"currency_code":"USD","in_stock":true},{"title":"2.5\" Flanged – 0–300 PSI – Bottom (1\/4\")","offer_id":45140899496051,"sku":"GF251430B","price":42.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/CastairSteelFrameAirCompressorPressureGauge.webp?v=1782757579"},{"product_id":"castair-cast-lube-air-compressor-oil-semi-full-synthetic-for-piston-rotary-screw-compressors","title":"Castair Cast-Lube Air Compressor Oil – Semi \u0026 Full Synthetic for Piston \u0026 Rotary Screw Compressors","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Steel Frame Air Compressor Pressure Gauge — 1.5″ to 2.5″, 0-60 to 0-300 PSI, Back \u0026amp; Bottom Mount\u003c\/h2\u003e\n\u003cp\u003eA clear, accurate pressure gauge tells you exactly what your compressor and air system are doing. Castair's steel-frame gauges are built for shop and compressor duty, available in 1.5″, 2″, and 2.5″ dials, pressure ranges from 0-60 up to 0-300 PSI, with back or bottom mounting and 1\/8″ or 1\/4″ NPT connections. Liquid-filled and flanged versions are offered for the toughest applications. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The \u003cstrong\u003eliquid-filled\u003c\/strong\u003e versions are the standout — the fill dampens needle vibration and pulsation from a running compressor, giving a steady, readable display and a much longer gauge life than a dry gauge in the same spot. Choosing the right gauge means matching four things: the NPT thread (1\/8″ or 1\/4″), the dial size (for your panel cutout), the pressure range (pick one that comfortably exceeds your system's working pressure), and the mounting — \u003cstrong\u003eback mount\u003c\/strong\u003e for flush panel mounting, \u003cstrong\u003ebottom mount\u003c\/strong\u003e for tank or line mounting. A flanged 2.5″ option is available for clean panel installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Replacing a fogged, cracked, or inaccurate gauge, building or repairing a compressor, or adding monitoring points to an air system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your dial size, pressure range, and mounting (back or bottom). Liquid-filled and flanged 2.5″ versions are included as options.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch the connection:\u003c\/strong\u003e confirm the NPT thread size (1\/8″ or 1\/4″) and the mounting orientation (back vs. bottom) for your panel or fitting. \u003cbr\u003e• \u003cstrong\u003eChoose the right range:\u003c\/strong\u003e select a pressure range that comfortably exceeds your system's maximum working pressure for accuracy and gauge life (e.g., a 0-200 or 0-300 gauge for a 175 PSI system). \u003cbr\u003e• \u003cstrong\u003eFor compressor-mounted use,\u003c\/strong\u003e a liquid-filled gauge is recommended to handle vibration. \u003cbr\u003eIt is the customer's responsibility to verify thread, size, range, and mounting before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel frame\u003c\/strong\u003e construction for durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiquid-filled options\u003c\/strong\u003e dampen vibration for steady readings \u0026amp; long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDial sizes:\u003c\/strong\u003e 1.5″, 2″, 2.5″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure ranges:\u003c\/strong\u003e 0-60, 0-160, 0-200, 0-300 PSI\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBack or bottom mounting\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/8″ \u0026amp; 1\/4″ NPT\u003c\/strong\u003e connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlanged 2.5″ option\u003c\/strong\u003e for clean panel mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther sizes, ranges \u0026amp; options available\u003c\/strong\u003e — please inquire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Steel Frame Pressure Gauges\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eNPT\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eDial Size\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePressure\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eMounting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151860B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151860U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151816B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-160 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG151816U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-160 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG201420B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-200 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG201420U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-200 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eG251430U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGL251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Liquid-Filled\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGL251430U\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Liquid-Filled\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eGF251430B\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2.5″ Flanged\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-300 PSI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSteel frame air pressure gauge (dry \u0026amp; liquid-filled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDial Sizes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.5″, 2″, 2.5″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Ranges\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e0-60, 0-160, 0-200, 0-300 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnections\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/8″ \u0026amp; 1\/4″ NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBack or bottom (flanged option available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair steel-frame pressure gauge per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Gauge only — confirm NPT thread, dial size, pressure range, and mounting before ordering. Other sizes\/ranges available on request. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Gauge Reference \u0026amp; Installation Diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"Semi-Synthetic 5W30 – 1 Quart","offer_id":45140904837235,"sku":"QT5W30","price":11.7,"currency_code":"USD","in_stock":true},{"title":"Semi-Synthetic 5W30 – 1 Gallon","offer_id":45140904870003,"sku":"GA5W30","price":39.0,"currency_code":"USD","in_stock":true},{"title":"Full-Synthetic 10W30 – 1 Quart","offer_id":45140904902771,"sku":"QT10W30","price":25.74,"currency_code":"USD","in_stock":true},{"title":"Full-Synthetic 10W30 – 1 Gallon","offer_id":45140904935539,"sku":"GA10W30","price":64.74,"currency_code":"USD","in_stock":true},{"title":"Rotary Screw 4000 – 1 Gallon","offer_id":45140904968307,"sku":"GA4000","price":84.24,"currency_code":"USD","in_stock":true},{"title":"Rotary Screw 4000 – 5 Gallon","offer_id":45140905001075,"sku":"FG4000","price":365.04,"currency_code":"USD","in_stock":true},{"title":"Rotary Varnish Cleaner (Varnasolv)","offer_id":45140905033843,"sku":"Varnasolv","price":209.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/castairAirCompressorOil.webp?v=1782758362"},{"product_id":"castair-complete-air-filter-intake-silencer-assembly-1-4-to-2-inlet-12-to-195-cfm","title":"Castair Complete Air Filter \/ Intake Silencer Assembly – 1\/4″ to 2″ Inlet, 12 to 195 CFM","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Complete Air Filter \/ Intake Silencer Assembly — 1\/2″ to 2″ Inlet, 12 to 195 CFM\u003c\/h2\u003e\n\u003cp\u003eClean intake air is what keeps a compressor pump healthy — and a Castair complete air filter assembly delivers it, trapping dust and debris before it ever reaches the cylinders. Each assembly ships complete with its filter element, in sizes from a 1\/2″ inlet up to a 2″ inlet and flows from 12 to 195 CFM. Silencer-type models (marked \"S\") also cut intake noise for a quieter shop. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e These are complete, ready-to-install assemblies — housing plus element — not just a bare filter. Matching the right one means two things: the \u003cstrong\u003einlet thread size\u003c\/strong\u003e must match your pump's intake port, and the \u003cstrong\u003eCFM rating\u003c\/strong\u003e should meet or exceed your compressor's displacement. Models beginning with \u003cstrong\u003e\"S\" are silencer-type\u003c\/strong\u003e, combining filtration with intake noise reduction; the larger DP models add a foam pre-filter for dustier environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Building or repairing a compressor, upgrading a worn intake filter, or adding a silencer-type intake to cut pump noise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose by inlet size and CFM. Compact assemblies suit smaller pumps; larger S-series silencer assemblies suit higher-output two-stage and rotary pumps.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch the inlet thread\u003c\/strong\u003e to your pump's intake port size. \u003cbr\u003e• \u003cstrong\u003eMatch the CFM\u003c\/strong\u003e — choose an assembly rated at or above your compressor's air displacement so it doesn't restrict intake. \u003cbr\u003e• \u003cstrong\u003e\"S\" = silencer type\u003c\/strong\u003e (noise-reducing); confirm clearance for the larger silencer housings. \u003cbr\u003eIt is the customer's responsibility to verify inlet size, CFM, and fitment before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete assembly\u003c\/strong\u003e — housing and filter element included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects the pump\u003c\/strong\u003e by removing intake dust \u0026amp; debris\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eInlet sizes 1\/2″ to 2″\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFlows from 12 to 195 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilencer-type (S) models\u003c\/strong\u003e reduce intake noise\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDP models include a foam pre-filter\u003c\/strong\u003e for dusty environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit\u003c\/strong\u003e for Castair pumps and many other brands\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 6px;\"\u003e\u003cem\u003e\"S\" denotes silencer type.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Complete Air Filter Assemblies (w\/ Element)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003ePart #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eInlet Size\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOD\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOverall Ht.\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2140019A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.0″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2140020A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.0″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-16D-100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.75″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4.50″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-20DP-100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.75″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.0″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-20DP-125\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 1\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.75″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.0″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-20DP-150\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.75″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.0″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-32DP-200\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e195\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eComplete air intake filter \/ silencer assembly (with element)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eInlet Sizes\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2″ to 2″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFlow Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12 to 195 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eSilencer Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\"S\" models reduce intake noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) complete Castair air filter assembly with filter element, per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Confirm inlet thread size and CFM against your pump before ordering. Replacement filter elements are available separately. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Air Filter Assembly Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"2140019A – 1\/2\" Inlet 4.0\" OD","offer_id":45140974665843,"sku":"2140019A","price":21.06,"currency_code":"USD","in_stock":true},{"title":"2140020A – 3\/4\" Inlet 4.0\" OD","offer_id":45140974698611,"sku":"2140020A","price":21.06,"currency_code":"USD","in_stock":true},{"title":"S-16D-100 – 1\" Inlet 6.75\" OD","offer_id":45140974895219,"sku":"S-16D-100","price":51.48,"currency_code":"USD","in_stock":true},{"title":"S-20DP-100 – 1\" Inlet 6.75\" OD","offer_id":45140974927987,"sku":"S-20DP-100","price":72.54,"currency_code":"USD","in_stock":true},{"title":"S-20DP-125 – 1¼\" Inlet 6.75\" OD","offer_id":45140974960755,"sku":"S-20DP-125","price":72.54,"currency_code":"USD","in_stock":true},{"title":"S-20DP-150 – 1½\" Inlet 6.75\" OD","offer_id":45140974993523,"sku":"S-20DP-150","price":72.54,"currency_code":"USD","in_stock":true},{"title":"S-32DP-200 – 2\" Inlet 7.5\" OD","offer_id":45140975026291,"sku":"S-32DP-200","price":151.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/air-filter-kit.webp?v=1782764218"},{"product_id":"castair-air-compressor-intake-filter-element-replacement-cartridges-for-castair-pumps-assemblies","title":"Castair Air Compressor Intake Filter Element – Replacement Cartridges for Castair Pumps \u0026 Assemblies","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Air Compressor Intake Filter Element — Replacement Cartridges for Castair Pumps \u0026amp; Assemblies\u003c\/h2\u003e\n\u003cp\u003eA clogged intake filter starves your pump of air and shortens its life — replacing the element on schedule is one of the cheapest, most effective things you can do for your compressor. These genuine Castair filter elements drop straight into Castair air filter assemblies and pump intakes, for Castair filter assemblies and pump intakes, including foam pre-filter elements. Several include a foam pre-filter for dusty environments. Supplied by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e These are the correct-fit elements for Castair assemblies and pumps — match the element to your assembly part number or pump model using the guide below. The \u003cstrong\u003e16DP and 20DP elements include foam pre-filters\u003c\/strong\u003e that extend service life in dirty conditions. If you're not sure which element your unit takes, send us your assembly part number or pump model and we'll confirm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Routine intake-filter replacement, restoring airflow to a struggling pump, or stocking spares for scheduled maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your element by part number, matched to your filter assembly or pump. Dimensions (ID × OD × height) are listed to help confirm the fit.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eMatch the element\u003c\/strong\u003e to your filter assembly part number or pump model (see the guide below), and confirm the ID × OD × height dimensions. \u003cbr\u003e• \u003cstrong\u003e16DP \/ 20DP include foam pre-filters\u003c\/strong\u003e — make sure that matches what your housing uses. \u003cbr\u003e• \u003cstrong\u003eReplace on schedule\u003c\/strong\u003e — a clogged element restricts intake and can damage the pump. \u003cbr\u003eIt is the customer's responsibility to verify element fitment before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Castair\u003c\/strong\u003e replacement intake filter elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit\u003c\/strong\u003e for Castair filter assemblies \u0026amp; pump intakes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect-fit elements\u003c\/strong\u003e for Castair assemblies \u0026amp; pumps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoam pre-filter\u003c\/strong\u003e on 16DP \u0026amp; 20DP for dusty environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects the pump\u003c\/strong\u003e and restores airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment guide included\u003c\/strong\u003e by assembly \u0026amp; pump model\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp style=\"margin: 0 0 6px;\"\u003e\u003cem\u003e16DP \u0026amp; 20DP include foam pre-filters.\u003c\/em\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Filter Elements\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eElement #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eFits Assembly \/ Pump\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eID\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eOD\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eHeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8D\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2140019A (DD20, PK20\/50) \u0026amp; 2140020A (PK60\/65)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 1\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1 7\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e16DP \u003cem\u003e(foam pre-filter)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-16D-100 (VA80, C1\/C2\/C3)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 3\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2 1\/8″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20DP \u003cem\u003e(foam pre-filter)\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS-20DP-150 (C4U)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 3\/8″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e4 3\/4″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eReplacement air intake filter element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eFitment\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair filter assemblies \u0026amp; pump intakes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePre-Filter\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFoam pre-filter on 16DP \u0026amp; 20DP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair replacement filter element per the part number selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Element only — match to your assembly part number or pump model and confirm dimensions before ordering. Contact us to confirm fitment.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Filter Element Fitment Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"8D – 2½\" OD 1⅞\" H","offer_id":45140985577587,"sku":"2140020A","price":21.06,"currency_code":"USD","in_stock":true},{"title":"16DP – 4⅜\" OD 2⅛\" H (foam)","offer_id":45140985708659,"sku":"S-16D-100","price":51.48,"currency_code":"USD","in_stock":true},{"title":"20DP – 4⅜\" OD 4¾\" H (foam)","offer_id":45140985741427,"sku":"S-20DP-150","price":72.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/air-filter-parts-768x311.webp?v=1782765307"},{"product_id":"castair-belt-guard-style-air-cooled-aftercooler-35-to-100-cfm-loose-or-compressor-mounted","title":"Castair Belt Guard Style Air-Cooled Aftercooler – 35 to 100 CFM, Loose or Compressor-Mounted","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Belt Guard Style Air-Cooled Aftercooler — 35 to 100 CFM, Loose or Compressor-Mounted\u003c\/h2\u003e\n\u003cp\u003eCompressed air leaves a pump as hot as 350°F, carrying vaporized water straight into your air system. A Castair aftercooler cools that air to within about 15° of ambient — condensing out moisture before it reaches your tools and lines. The belt-guard style mounts right on the compressor in place of the standard belt guard, using the flywheel's airflow to cool, so there's no separate fan or power needed. Available in four sizes from 35 to 100 CFM, loose or factory-mounted. Made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Because it's cooled by the compressor's own flywheel, the belt-guard aftercooler needs no electricity and adds no separate equipment to your floor — it's the simplest, most compact way to knock moisture out of your air. Cooling air just 20° cuts the water it can hold by half; a Castair aftercooler typically removes up to 65% of the water in your system. Choose \u003cstrong\u003eloose\u003c\/strong\u003e to mount it yourself onto an existing compressor, or \u003cstrong\u003ecompressor-mounted\u003c\/strong\u003e (M) to have it factory-fitted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Belt-drive piston compressors where you want built-in moisture reduction without adding a free-standing unit or running electrical power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your CFM size (35, 50, 75, or 100) and whether you want it loose or compressor-mounted.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eBelt-drive compressors only:\u003c\/strong\u003e this style is cooled by the compressor's flywheel airflow and mounts in place of the belt guard — confirm it fits your unit. \u003cbr\u003e• \u003cstrong\u003eSize to your CFM:\u003c\/strong\u003e choose a model rated at or above your compressor's output. \u003cbr\u003e• \u003cstrong\u003eOperating limits:\u003c\/strong\u003e max 250 PSIG, max 350°F inlet (all models; performance rated at 250°F inlet). \u003cbr\u003e• \u003cstrong\u003e\"Loose\"\u003c\/strong\u003e ships unmounted for field installation; \u003cstrong\u003e\"Mounted\" (M)\u003c\/strong\u003e ships factory-fitted. \u003cbr\u003eIt is the customer's responsibility to verify fitment and CFM before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCools air to ~15° above ambient\u003c\/strong\u003e, condensing out moisture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemoves up to 65% of water\u003c\/strong\u003e from your air system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo electricity required\u003c\/strong\u003e — uses the compressor's flywheel airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounts in place of the belt guard\u003c\/strong\u003e — compact, built-in\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFour sizes, 35 to 100 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoose or factory-mounted\u003c\/strong\u003e options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250 PSIG max\u003c\/strong\u003e operating pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"7\"\u003eCastair Belt Guard Style Aftercoolers\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eLength\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWidth\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eIn\/Out\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eLoose\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eMounted\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC1M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC2M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC4M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBelt guard style air-cooled aftercooler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCompressor flywheel airflow (no separate fan\/power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCFM Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35 – 100 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250 PSIG (all models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Temp\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350°F inlet (rated at 250°F inlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair belt guard style aftercooler per the CFM size and mounting selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Optional add-ons: filter with auto drain, and temperature control valve #86816. Confirm compressor fitment and CFM before ordering — contact us for help.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Aftercooler Installation \u0026amp; Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"35 \/ Loose","offer_id":45140999176307,"sku":"BGAC1","price":477.4,"currency_code":"USD","in_stock":true},{"title":"35 \/ Compressor-Mounted","offer_id":45140999209075,"sku":"BGAC1M","price":477.4,"currency_code":"USD","in_stock":true},{"title":"50 \/ Loose","offer_id":45140999241843,"sku":"BGAC2","price":828.8,"currency_code":"USD","in_stock":true},{"title":"50 \/ Compressor-Mounted","offer_id":45140999274611,"sku":"BGAC2M","price":828.8,"currency_code":"USD","in_stock":true},{"title":"75 \/ Loose","offer_id":45140999307379,"sku":"BGAC3","price":778.4,"currency_code":"USD","in_stock":true},{"title":"75 \/ Compressor-Mounted","offer_id":45140999340147,"sku":"BGAC3M","price":1013.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/I718VC2-S-BGAC1M-AFTERCOOLER-BACK-FLEX-LINES-scaled-e1779303739316-1024x977.webp?v=1782766498"},{"product_id":"castair-free-standing-air-cooled-aftercooler-35-to-300-cfm-115v-fan-cooled","title":"Castair Free-Standing Air-Cooled Aftercooler – 35 to 300 CFM, 115V Fan-Cooled","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Free-Standing Air-Cooled Aftercooler — 35 to 75 CFM, 115V Fan-Cooled\u003c\/h2\u003e\n\u003cp\u003eCompressed air leaves a pump as hot as 350°F, carrying vaporized water straight into your air system. A Castair free-standing aftercooler cools that air to within about 15° of ambient — condensing out moisture before it reaches your tools, lines, and downstream equipment. With its own 115V fan, the free-standing style installs anywhere in your air line, on the floor or suspended, with horizontal or vertical airflow. Available in three sizes from 35 to 75 CFM. Made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e The free-standing design isn't tied to the compressor — its built-in electric fan lets you place it wherever it best fits your system, independent of the compressor. Cooling air just 20° cuts the water it can hold by half; a Castair aftercooler typically removes up to 65% of the water in your air system, protecting tools, dryers, and pneumatic equipment from moisture damage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Shops that want flexible moisture removal independent of the compressor, placed wherever it best fits the air line.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your CFM size from 35 up to 75. Inlet\/outlet size scales with capacity (3\/4″ NPT up to 1″ NPT).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e the fan runs on 115V, 1-phase, 60 Hz — confirm a power source at the install location. \u003cbr\u003e• \u003cstrong\u003eSize to your CFM:\u003c\/strong\u003e choose a model rated at or above your compressor's output. \u003cbr\u003e• \u003cstrong\u003eOperating limits:\u003c\/strong\u003e max 250 PSIG, max 350°F inlet (all models; performance rated at 250°F inlet). \u003cbr\u003e• \u003cstrong\u003eWeight:\u003c\/strong\u003e 30–70 lb depending on model. \u003cbr\u003eIt is the customer's responsibility to verify CFM, connection size, and power availability before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCools air to ~15° above ambient\u003c\/strong\u003e, condensing out moisture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemoves up to 65% of water\u003c\/strong\u003e from your air system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in 115V fan\u003c\/strong\u003e — 1-phase, 60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloor or suspended mounting\u003c\/strong\u003e, horizontal or vertical airflow\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThree sizes, 35 to 75 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNPT connections from 3\/4″ to 1″\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250 PSIG max\u003c\/strong\u003e operating pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"5\"\u003eCastair Free-Standing Aftercoolers (115V Fan-Cooled)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eL × W × H (in)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eInlet\/Outlet\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFSAC35\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 × 12 × 27\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFSAC50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e21 × 12 × 31\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFSAC75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e27 × 15 × 36\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFree-standing air-cooled aftercooler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBuilt-in fan, 115V \/ 1-phase \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMounting\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFloor or suspended; horizontal or vertical airflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCFM Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35 – 75 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250 PSIG (all models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Temp\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350°F inlet (rated at 250°F inlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair free-standing air-cooled aftercooler per the model selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Optional add-ons: filter with auto drain, and temperature control valve #86816. Confirm CFM, connection size, and power before ordering — contact us for help.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Aftercooler Installation \u0026amp; Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"FSAC35 – 35 CFM 3\/4\" NPT","offer_id":45141008318579,"sku":"FSAC35","price":804.3,"currency_code":"USD","in_stock":true},{"title":"FSAC50 – 50 CFM 1\" NPT","offer_id":45141008351347,"sku":"FSAC50","price":1047.9,"currency_code":"USD","in_stock":true},{"title":"FSAC75 – 75 CFM 1\" NPT","offer_id":45141008384115,"sku":"FSAC75","price":1247.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/Free-StandingAir-CooledAftercooler.webp?v=1782767270"},{"product_id":"castair-refrigerated-compressed-air-dryer-25-to-161-cfm-37-f-dew-point-ul-listed","title":"Castair Refrigerated Compressed Air Dryer – 25 to 161 CFM, 37°F Dew Point, UL Listed","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Refrigerated Compressed Air Dryer — 25 to 161 CFM, 37°F Dew Point, UL Listed\u003c\/h2\u003e\n\u003cp\u003eA refrigerated air dryer is the most effective way to get clean, dry compressed air. Castair dryers chill the air with refrigerant to condense out water vapor, then drain it automatically — holding a steady 37°F dew point so there's virtually no condensation at your air tools, paint booth, or pneumatic equipment. Removing that moisture lowers overall air-system maintenance cost and downtime by 15–25%. Available in five sizes from 25 to 161 CFM, all UL listed. Made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Castair builds these with a stainless steel heat exchanger for even heat transfer and long life, an automatic moisture drain that only cycles when water is present (conserving compressed air), and a simple, reliable dew-point indicator — no computer logic or programming needed. Environmentally friendly R134a \/ R407c refrigerant and a quick-connect recharge port round out a low-maintenance, small-footprint design. A properly sized pre-filter is required to maintain warranty and will significantly extend both dryer and air-tool life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Paint booths, air tools, and pneumatic equipment that need genuinely dry air — any shop where moisture is causing rust, finish defects, or tool wear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your CFM size from 25 to 161. Connection size scales with capacity (3\/4″ NPT up to 1-1\/2″ NPT). Optional bypass\/mounting kits are available (see below).\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003ePre-filter required for warranty:\u003c\/strong\u003e a properly sized pre-filter must be installed ahead of the dryer — order one to match. \u003cbr\u003e• \u003cstrong\u003eSize for your air temperature:\u003c\/strong\u003e ratings are based on 100°F inlet \/ 100°F ambient @ 100 psi. At 150°F inlet, capacity drops to 55% of the rating (e.g., a 100 CFM dryer = 55 CFM at 150°F). Size up if your air runs hot — pairing with an aftercooler helps. \u003cbr\u003e• \u003cstrong\u003eElectrical:\u003c\/strong\u003e 115V, 1-phase, 60 Hz, with a 9′ three-prong cord. \u003cbr\u003e• \u003cstrong\u003eMax inlet pressure:\u003c\/strong\u003e 232 psig. \u003cbr\u003eIt is the customer's responsibility to verify CFM (at actual inlet temperature), connection size, and pre-filter sizing before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains a 37°F dew point\u003c\/strong\u003e for reliably dry air\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLowers air-system maintenance \u0026amp; downtime 15–25%\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic moisture drain\u003c\/strong\u003e — only cycles when water is present\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel heat exchanger\u003c\/strong\u003e for long life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR134a \/ R407c refrigerant\u003c\/strong\u003e with quick-connect recharge port\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable dew-point indicator\u003c\/strong\u003e — no computer logic or programming\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e115V \/ 1-phase \/ 60 Hz\u003c\/strong\u003e with 9′ power cord\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax 232 psig\u003c\/strong\u003e inlet pressure\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSmall footprint, lightweight, UL listed\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"7\"\u003eCastair Refrigerated Air Dryers — UL Listed, 115V\/1Ph\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 37°F\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM @ 50°F\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eIn\/Out\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eAmps\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eW × D × H (in)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD25-6K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e28\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e57\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10.6 × 17.9 × 19.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD59-11K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e59\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e65\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e6.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e73\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10.6 × 19.1 × 22.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD71-15K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e71\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e86\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e7.5\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e110\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.8 × 23.7 × 22.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD113-60K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e107\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e130\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e9.0\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e119\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.4 × 30.5 × 24.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD161-37K\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e161\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e181\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1-1\/2″ NPT\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e137\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e11.4 × 33.7 × 24.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin: 8px 0 0; font-size: 14px;\"\u003e\u003cem\u003eCapacities rated at 100°F inlet \/ 100°F ambient @ 100 psi. At 150°F inlet, capacity = 55% of rating.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional Bypass \/ Mounting Kits\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eBypass Kits (3\/4″ NPT 3-ball valve bypass, metal flex hose \u0026amp; vibration pads)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eKit #\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eFor\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDM75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD59-11K or smaller — mounts dryer on compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDP100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRD71-15K or bigger — bypass plumbed, not mounted on compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRefrigerated compressed air dryer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDew Point\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e37°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCFM Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25 – 161 CFM (@ 37°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eR134a \/ R407c\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePower\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e115V \/ 1-phase \/ 60 Hz, 9′ cord\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Inlet Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e232 psig\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUL listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair refrigerated air dryer per the model selected, with automatic drain \u0026amp; 9′ power cord\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Pre-filter required for warranty — sold separately. Optional bypass\/mounting kit (DM75 or DP100) available. Larger sizes available — call for pricing. Contact us to confirm sizing.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Refrigerated Dryer Installation \u0026amp; Operation Manual (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"RD25-6K – 25 CFM 3\/4\" NPT","offer_id":45142654943347,"sku":"RD25-6K","price":1348.2,"currency_code":"USD","in_stock":true},{"title":"RD59-11K – 59 CFM 3\/4\" NPT","offer_id":45142654976115,"sku":"RD59-11K","price":1546.3,"currency_code":"USD","in_stock":true},{"title":"RD71-15K – 71 CFM 1\" NPT","offer_id":45142655008883,"sku":"RD71-15K","price":2001.3,"currency_code":"USD","in_stock":true},{"title":"RD113-60K – 107 CFM 1\" NPT","offer_id":45142655041651,"sku":"RD113-60K","price":3026.8,"currency_code":"USD","in_stock":true},{"title":"RD161-37K – 161 CFM 1-1\/2\" NPT","offer_id":45142655074419,"sku":"RD161-37K","price":3446.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/test3-3_1.webp?v=1782831463"},{"product_id":"castair-air-system-particulate-filter-5-micron-1-4-to-1-1-2-npt-up-to-390-cfm","title":"Castair Air System Particulate Filter — 5-Micron, 1\/4″ to 1-1\/2″ NPT, Up to 390 CFM","description":"\u003cp\u003e\u003cstrong\u003eCastair Air System Particulate Filter — 5-Micron, 1\/4″ to 1-1\/2″ NPT, Up to 390 CFM\u003c\/strong\u003e\u003c\/p\u003e","brand":"CastAir","offers":[{"title":"C-FM14 - 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3\/4″ Std.","offer_id":45142692036723,"sku":"C-FRS34","price":121.1,"currency_code":"USD","in_stock":true},{"title":"C-FRS10 - 1″ Std.","offer_id":45142692069491,"sku":"C-FRS10","price":266.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/filters.webp?v=1782832859"},{"product_id":"castair-air-pressure-regulator-1-4-to-1-1-2-npt-up-to-500-cfm","title":"Castair Air Pressure Regulator — 1\/4″ to 1-1\/2″ NPT, Up to 500 CFM","description":"\u003cp\u003e\u003cstrong\u003eCastair Air Pressure Regulator — 1\/4″ to 1-1\/2″ NPT, Up to 500 CFM\u003c\/strong\u003e\u003c\/p\u003e","brand":"CastAir","offers":[{"title":"C-RE14 - 1\/4″ Mini","offer_id":45142702620787,"sku":"C-RE14","price":28.0,"currency_code":"USD","in_stock":true},{"title":"C-RS12 - 1\/2″ Std.","offer_id":45142702653555,"sku":"C-RS12","price":68.6,"currency_code":"USD","in_stock":true},{"title":"C-RS34 - 3\/4″ Std.","offer_id":45142702686323,"sku":"C-RS34","price":68.6,"currency_code":"USD","in_stock":true},{"title":"C-RS10 - 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